OT-2026-000029479
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000029479) never changes.
Identity and time
| Publication number | OT-2026-000029479 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7846-88bf-44136d87830c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029479 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9604cb8376fb45d604d490f4f5ea1173f9cfd1fa1ad1ab6fc0672dcb520e354 |
|---|---|
| Markdown | ef6d792cead5c0a030ba4328617be0de970543141d8806d9e24e0d344121dddb |
| Publication page | 4cee6bae020923784bbb0b880ec258c45d9ec0b10275b71db3dd51500c2a42ee |
| Manifest | 66d3f6dad1c8f605ccb36c314fa61d4878599cbd9f2580b9316164fe500cda4b |
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 | 5mNmk2Xk/CsbMBiH3UI2H7bhEZq5SYI572S48pyQ/rVNR/CVyOqiZvTMRnQ0h+1zAYX8yS2vFN3w3a7elollCA== |
| 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
| 2026-09-17T11:38:57.985043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029479observed 4cee6bae020923784bbb0b880ec258c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:57.965238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029479/manifest.jsonobserved 66d3f6dad1c8f605ccb36c314fa61d48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:57.944768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029479/publication.mdobserved ef6d792cead5c0a030ba4328617be0de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:57.871027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029479/publication.txtobserved e9604cb8376fb45d604d490f4f5ea117...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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