OT-2026-000029288
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000029288) never changes.
Identity and time
| Publication number | OT-2026-000029288 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa1-73bb-9d46-c67345e7b8a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029288 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9275789959ba7f7194c0b738132308a4cc33d4afe561ae2780322ce68d8ebc4 |
|---|---|
| Markdown | 677a0117e1c1880263bcd6dbd0754761a4558ffcb79603fe3de9af558a585720 |
| Publication page | abb994434bd49e6199a5ca120c3efa9a9c41b670f603c3a8bbc39bfd2a526d86 |
| Manifest | ae8a0dff66a9d7bdd5d19b8337bd6960832a02480be906bc3a9e1e874073e472 |
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 | 7vv30XrfzWVBzXLm5riKlaqhHrGTmXZWnIRpV/Cv9lSPeAt2oFzl12Iz4ePF2pD5LLlgRyStIzTA8hIfM2bbBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:39:55.476898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029288observed abb994434bd49e6199a5ca120c3efa9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:55.459991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029288/manifest.jsonobserved ae8a0dff66a9d7bdd5d19b8337bd6960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:55.441347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029288/publication.mdobserved 677a0117e1c1880263bcd6dbd0754761...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:55.423312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029288/publication.txtobserved a9275789959ba7f7194c0b738132308a...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. |
|---|