OT-2026-000023979
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum 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-2026-000023979) never changes.
Identity and time
| Publication number | OT-2026-000023979 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed7-7b9d-acfb-ff39223cf752 · 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-2026-000023979 |
| Status | PUBLIC |
Content hashes
| Canonical text | 66af5572d3aece62479752e57851cf48a49c9270a4223822fe81b1cc217bec83 |
|---|---|
| Markdown | 4a8e3b9adafcf47062137af065cc31cc893fe0dd53feea9878bdb3874d3ee05d |
| Publication page | af9fbc7a74f35130c42fa060b76e43857c891f06d99c35e76c30ee0eec6b64b7 |
| Manifest | 82f91e67364454bd04fbedbe4af6af9ae772f37e22977226b9c75badf41aa637 |
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 | CD8NJoJmuqAFNb3V0YlLwiBMEa2WM2kG/LCM2TQMaN7fEp3KQEnZENxBDT2wdCfMpkPmYlqC20zu1hQ11505Ag== |
| 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
| 2026-09-17T11:50:44.642404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023979observed af9fbc7a74f35130c42fa060b76e4385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:44.619870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023979/manifest.jsonobserved 82f91e67364454bd04fbedbe4af6af9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:44.601441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023979/publication.mdobserved 4a8e3b9adafcf47062137af065cc31cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:44.583731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023979/publication.txtobserved 66af5572d3aece62479752e57851cf48...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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