OT-2026-000012889
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, pulsed 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-2026-000012889) never changes.
Identity and time
| Publication number | OT-2026-000012889 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7316-b2cb-fc320cf50fc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012889 |
| Status | PUBLIC |
Content hashes
| Canonical text | e82f4d350d8696fa1081da44946f8f3ebc2977d358866f66e3e92eb2f40dfc8b |
|---|---|
| Markdown | a8ab642df4e0be6099c7c23d57f9526d807e369650c39cca85cc6597809859c1 |
| Publication page | 7cc51859d1f7f99e0b24c6ed6c6736e0e56326877f2e67f089e7780adc5021d8 |
| Manifest | 7a54652e0a967e9be13d5496102fa6c5c669a5312e18f31d275198d548fdc209 |
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 | M1+F6TZS/5n+vdDEPyvjP4/73g5v0y/Re7jH6d2teFshUKUB/AYd/kNetpcCdQI0GL+0ve+MTgXDQ9krZcYLDw== |
| 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
| 2026-09-17T12:10:40.735309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012889observed 7cc51859d1f7f99e0b24c6ed6c6736e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:40.716226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012889/manifest.jsonobserved 7a54652e0a967e9be13d5496102fa6c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:40.696934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012889/publication.mdobserved a8ab642df4e0be6099c7c23d57f9526d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:40.678254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012889/publication.txtobserved e82f4d350d8696fa1081da44946f8f3e...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. |
|---|