OT-2026-000074100
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-2026-000074100) never changes.
Identity and time
| Publication number | OT-2026-000074100 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7d79-a2d2-74e5c32c989a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074100 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1293381fa7c7698c9f2e3d213167a2b6fa174af855d1e6e3a6717dca0038d285 |
|---|---|
| Markdown | b6f13c514b22ab900ed98a07f6c32fa7e847e7c299a79c7e460f4d1284efe694 |
| Publication page | 06499664bdf64f1b2c76a34eefbe7e402e3c6ba3ddd73440516ec480c5a9dc12 |
| Manifest | 0434b70d6e265128a966342a25619beb90a2d289fe507701b1d6d96e9330390e |
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 | CpEA+2rpRmcacp3pq1vBq3Bs1Z59TQNXBD2FmNk//zqZGdHyNtPdqfGiPKMgfYm++6Jt4CJawx5nim7qxQeiAw== |
| 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
| 2026-09-17T10:21:00.588598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074100observed 06499664bdf64f1b2c76a34eefbe7e40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:00.569230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074100/manifest.jsonobserved 0434b70d6e265128a966342a25619beb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:00.550802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074100/publication.mdobserved b6f13c514b22ab900ed98a07f6c32fa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:00.534016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074100/publication.txtobserved 1293381fa7c7698c9f2e3d213167a2b6...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. |
|---|