OT-2026-000026621
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000026621) never changes.
Identity and time
| Publication number | OT-2026-000026621 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-7b61-9639-ac99f40f6732 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026621 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fc5cb41a54e17066e12eb74ad2343ef0cd3545c864436644a118f7383df2581 |
|---|---|
| Markdown | 88d5c0a42dc90eaa17d4747b1e9b2160542c70cac241cc49c56f1c8efde26257 |
| Publication page | 9903ef72266864ea74917f6013f3e236a1b010337ee6e4feea96979a64bda22b |
| Manifest | 3906b5fb1a322640f6c142dea492d738b95b1f9bddcb733afece9d466ffa4ed5 |
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 | m+fLsYXskqHJ/AP0FwwDsraqWSHwLKiwwUvffbPZcTyBi1p2hJJZAqF3xzGeTWHh0JEMwwMexXcahxX5yBZAAA== |
| 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
| 2026-09-17T11:45:41.634139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026621observed 9903ef72266864ea74917f6013f3e236...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:41.605834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026621/manifest.jsonobserved 3906b5fb1a322640f6c142dea492d738...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:41.584429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026621/publication.mdobserved 88d5c0a42dc90eaa17d4747b1e9b2160...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:41.552894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026621/publication.txtobserved 6fc5cb41a54e17066e12eb74ad2343ef...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. |
|---|