OT-2026-000056905
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000056905) never changes.
Identity and time
| Publication number | OT-2026-000056905 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-7aea-99f3-55c01faa0503 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056905 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc40dc45c1a6bffe8abdfdf8b96179ce123864bb674c9c6349a6893a26bd5f9d |
|---|---|
| Markdown | 31bb11707853f9e891aba760a307edd1511deba27b61d3fbaef1ae5386d80a1a |
| Publication page | 9e0318358ab3a79c22d5e1e29aa4038d851a76f2b1bbe78b637f4656f2a3a60b |
| Manifest | 9530cd9ab232b71473b09252364e583cbed91b7267d7fd9f8e2c8261a17d1a39 |
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 | OwscO68nIeF3cfau14oZPncJsssCh3y6lsenDehI39DHWmASGlXB69hoUmGVUNIte5zMnfz1f4pVA7jb1FSGCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:26.739434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056905observed 9e0318358ab3a79c22d5e1e29aa4038d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:26.723462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056905/manifest.jsonobserved 9530cd9ab232b71473b09252364e583c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:26.705530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056905/publication.mdobserved 31bb11707853f9e891aba760a307edd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:26.687316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056905/publication.txtobserved bc40dc45c1a6bffe8abdfdf8b96179ce...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. |
|---|