OT-2026-000072492
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line 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-2026-000072492) never changes.
Identity and time
| Publication number | OT-2026-000072492 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-7e2d-8a8b-87793e640419 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072492 |
| Status | PUBLIC |
Content hashes
| Canonical text | 819f155f13478798b06a8b41ce802ba344eac26dd8b30e946ef9550f19eca08e |
|---|---|
| Markdown | 490a34b63d9e6cdfe265032dcc3b82732677a4626ec314e3dcaae92225352065 |
| Publication page | de71c337521998d0510a993640dbc4a90e89d8061bd279e81bfef1de7a26439a |
| Manifest | 1b65bfcb5bd226cc6b7960e974eaa410e5faf09e7f2bf719e7a8782c10a26fe3 |
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 | 8lR//36XCa6O2wHnSCS/sWIQTIX1Bm1n4+0T0VMIueg9880TUsasSky2r6EPW+GzFge0MYKuiMaYhsY3/eRiCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:19.158018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072492observed de71c337521998d0510a993640dbc4a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:19.140463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072492/manifest.jsonobserved 1b65bfcb5bd226cc6b7960e974eaa410...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:19.121111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072492/publication.mdobserved 490a34b63d9e6cdfe265032dcc3b8273...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:19.103190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072492/publication.txtobserved 819f155f13478798b06a8b41ce802ba3...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. |
|---|