OT-2026-000073048
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000073048) never changes.
Identity and time
| Publication number | OT-2026-000073048 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c816-799a-a0fd-3c5b273d2dd3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073048 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2e2ac99abaa6e53dee83e2eb4126a5ec10d1c1f20f48ac7311aab50e211159b |
|---|---|
| Markdown | eb3018df68123f1a91e9e640b6d412b17dfd5c6d7b015542559fff1697a3dc21 |
| Publication page | 1a017e5097a2dabcad70dcac088188afcbe2f13e74e86d96ce42e06584e1a125 |
| Manifest | 50d0b668e7a657f744fcb1b202d0faf39cd1d3ba7a8841bb53068c7c2e148ba4 |
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 | sWyMpiE8c7rmarLqICLlfr7wRTJUwb+DFLcJFUGHUpCbkIbWGPEuHnJd5wIFCKZqWaNqqcKOpYEhSdk/n26sCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:59.532401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073048observed 1a017e5097a2dabcad70dcac088188af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:59.515526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073048/manifest.jsonobserved 50d0b668e7a657f744fcb1b202d0faf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.497876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073048/publication.mdobserved eb3018df68123f1a91e9e640b6d412b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.479623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073048/publication.txtobserved b2e2ac99abaa6e53dee83e2eb4126a5e...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. |
|---|