OT-2026-000057261
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057261) never changes.
Identity and time
| Publication number | OT-2026-000057261 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-7d4f-b99a-8c48467d4c99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25492001461036e79c62c2fda9a728fa24e82e8b7015f28b98d9c27254aefb80 |
|---|---|
| Markdown | 014d2d31619d6aceecc63bf7ae07bf1f66aabfb9b2cdfaae1322cf85227174d5 |
| Publication page | e4bbb78218ed53aca49f988a1d7855f5bf09cca883148d5c3aeb3efba37af821 |
| Manifest | 0e369dc41aa191312601c47b1c0dc661b0d8ee4d66311dc3c8254ebabe107bb0 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | MxMvw8TSOBBHC3y1Nsg5HW3r4slC/NaBijD9M7p/9t8Dh677fTOsn3OvEiHaP9rRSnOr8r3hI091Yt1+AsNFDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:19.881643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261observed e4bbb78218ed53aca49f988a1d7855f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:19.853320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261/manifest.jsonobserved 0e369dc41aa191312601c47b1c0dc661...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.829744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261/publication.mdobserved 014d2d31619d6aceecc63bf7ae07bf1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.810739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261/publication.txtobserved 25492001461036e79c62c2fda9a728fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.449690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261observed e4bbb78218ed53aca49f988a1d7855f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.431850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261/manifest.jsonobserved 0e369dc41aa191312601c47b1c0dc661...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.414145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261/publication.mdobserved 014d2d31619d6aceecc63bf7ae07bf1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.396555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057261/publication.txtobserved 25492001461036e79c62c2fda9a728fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|