OT-2026-000049028
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000049028) never changes.
Identity and time
| Publication number | OT-2026-000049028 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134d-7745-87bc-f83df4bb702a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049028 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4eb5b4ec25c14646b7885bd2e3c7cbcbba52f0db44b53785a65c8fc49bc5a34 |
|---|---|
| Markdown | 6eca0de5532005dfc498e6dfbda257c9d443e8be27f0904bcdb68255515b2613 |
| Publication page | a438662afd3c47d6549f67b3d0812a6a2cff68539020d7277aa24a3d02bebb2b |
| Manifest | 0f4593dbbeb21c4497e1038269bd552934c87e2f5a1eb5a931a33885aed38474 |
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 | vaaNfxQGsGIRWRQWBydLunIqbQi5Rk38o3UaIlzcKj1SH+9/E0I+twKjkJnbV0WdYBt2Nfxk3iQNbyUCGm+aCA== |
| 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
| 2026-09-17T11:03:14.895695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049028observed a438662afd3c47d6549f67b3d0812a6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:03:14.879183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049028/manifest.jsonobserved 0f4593dbbeb21c4497e1038269bd5529...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:03:14.862944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049028/publication.mdobserved 6eca0de5532005dfc498e6dfbda257c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:03:14.844635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049028/publication.txtobserved d4eb5b4ec25c14646b7885bd2e3c7cbc...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. |
|---|