OT-2026-000049836
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000049836) never changes.
Identity and time
| Publication number | OT-2026-000049836 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-72db-8667-e1d72c0425a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049836 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d82189fcdb62dbdc47240f713d808d989e8e82a17514e63958341b57061c3d5 |
|---|---|
| Markdown | d4f430a8a208ba0f7c56b50352351d7dc6377d831fcbf513e71054c452071880 |
| Publication page | a498fbbba700f626b3c18f10a6e80c5ce04866cd25ea3ef41429aa8d8225ab17 |
| Manifest | 55c336186f6bc62aa8fd576368a30f46ef4d87c9a0159cc5babd14206025c0fd |
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 | W5/S+oxsMS8KIT7EohE4AIOIQLX33pgt7cBywefBelcbL5AEfQsneKKNe9a+rDdORRnia7eGv1QdCPqxfNZWCQ== |
| 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
| 2026-09-17T11:02:58.434007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049836observed a498fbbba700f626b3c18f10a6e80c5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:58.415261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049836/manifest.jsonobserved 55c336186f6bc62aa8fd576368a30f46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:58.395293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049836/publication.mdobserved d4f430a8a208ba0f7c56b50352351d7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:58.374116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049836/publication.txtobserved 4d82189fcdb62dbdc47240f713d808d9...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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