OT-2026-000057021
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000057021) never changes.
Identity and time
| Publication number | OT-2026-000057021 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b6-7dc6-afd5-9e646c8fe86a · 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-2026-000057021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07464ec64327f58476cc254ec74cb6067f893fac6b4f2c7a89285996ccdeedf5 |
|---|---|
| Markdown | 89285abc4e06c5a259e339e830cca5ea3b67d572cedad7afd453d6efcc7b81dd |
| Publication page | 1c67cd53ecc63738079e1cee2e0056fa7011d8b6e3716cc4c06b428405b79e98 |
| Manifest | 6b7674c6393155da3fc631e9d456697b32e94fbc08b67fe6e70eb36ea58b2d7d |
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 | F8bPy3e8DSIYoIwb0isk5TD2KM+l5Rl34N9vtx8aXRGJiPSWp3glG4B9PBYGV3ilMw2GBHEDlnh165LWEWdLDw== |
| 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
| 2026-09-17T10:48:29.933501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057021observed 1c67cd53ecc63738079e1cee2e0056fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:29.915689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057021/manifest.jsonobserved 6b7674c6393155da3fc631e9d456697b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:29.893957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057021/publication.mdobserved 89285abc4e06c5a259e339e830cca5ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:29.872957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057021/publication.txtobserved 07464ec64327f58476cc254ec74cb606...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. |
|---|