OT-2026-000022391
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000022391) never changes.
Identity and time
| Publication number | OT-2026-000022391 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fd-7a70-97d8-78df4c86d68c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022391 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8060009636f337aefe3b0e7e48c13de9464acf556b5d818630931f45cd247d6f |
|---|---|
| Markdown | c06f6d94506a3f8d4e4f4e38d4b1c4d7f7044f6d826292609ec2d069459eb823 |
| Publication page | 7d43e728468984494bfec980049b2db2fe17ac22f18d48f948d9fff7b6998e59 |
| Manifest | 5906b42b1969ca93557e4fb9086db2143c309b8f5488903fecb9bbe578ef5632 |
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 | RtOGqgS7/3o90HcrP9oInRBkv07G1GMLJ8KMpwkOhFYofej/VsEePfiev1PlAKr9aFT53k1FGifYpAOGpCAlDQ== |
| 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
| 2026-09-17T11:53:46.171429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022391observed 7d43e728468984494bfec980049b2db2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:46.153172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022391/manifest.jsonobserved 5906b42b1969ca93557e4fb9086db214...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:46.134677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022391/publication.mdobserved c06f6d94506a3f8d4e4f4e38d4b1c4d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:46.116805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022391/publication.txtobserved 8060009636f337aefe3b0e7e48c13de9...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. |
|---|