OT-2026-000023980
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000023980) never changes.
Identity and time
| Publication number | OT-2026-000023980 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed7-7bb5-b4ed-5ed9b1aea1f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023980 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0781b6e11654057209bc974c775f2effae880b1cfe403f2fcd688be0a513db6 |
|---|---|
| Markdown | 74be299fe800b7be603afe81a141d1cba906e1c7c2cb90b2403299c0393a4cfe |
| Publication page | ca7964e72822ed2ab7c88c2733c6b2f837967a1b154fccbf6b76d0763fc91eca |
| Manifest | 4180f54dc591a7cbafa80b45997b5866b2e923bc844c9d450c99e92de1cc4475 |
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 | iU9Xd8gkKrntYNl66lc2/3lSNrgVOY0j8y1t6nH60PPIlRls1axLKm10Kpm/JfN/0GXxS4A9wCxZCalXsDmUBA== |
| 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
| 2026-09-17T11:50:44.718700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023980observed ca7964e72822ed2ab7c88c2733c6b2f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:44.700896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023980/manifest.jsonobserved 4180f54dc591a7cbafa80b45997b5866...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:44.683397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023980/publication.mdobserved 74be299fe800b7be603afe81a141d1cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:44.664107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023980/publication.txtobserved f0781b6e11654057209bc974c775f2ef...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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