OT-2026-000077832
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000077832) never changes.
Identity and time
| Publication number | OT-2026-000077832 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7610-9658-8b823309c058 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077832 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11af024174435bf9f94282009529bbb88ea8a8e820ede658e00c2b819cc7affc |
|---|---|
| Markdown | 7cd66b1474608995b9d8e8a1639b157505dcd780c5f8862572dd6b05e1cea2ad |
| Publication page | 64074155e2daae1557e0cb7c455af314a71ba0c5029ba15bf089c161db94b98f |
| Manifest | 621967e77c3a2284186169eab61ecc520bdfad7f1eb75738ef81ba0f2bc8d470 |
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 | S+B0Po0fIvpK7ZgX+d5LU5QSmz1wUyq3HHYtBO5X2D7bSBKXb1zZdeWmMjFp6HtHyRm7CUre6sz4TV42AYZvDA== |
| 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... |
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Independent retrieval
| 2026-09-17T10:07:25.787894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077832observed 64074155e2daae1557e0cb7c455af314...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:25.766920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077832/manifest.jsonobserved 621967e77c3a2284186169eab61ecc52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:25.747601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077832/publication.mdobserved 7cd66b1474608995b9d8e8a1639b1575...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:25.729713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077832/publication.txtobserved 11af024174435bf9f94282009529bbb8...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. |
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