OT-2026-000056503
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000056503) never changes.
Identity and time
| Publication number | OT-2026-000056503 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af4-7046-9edf-e066b4624d41 · 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-2026-000056503 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc3b7e5f0a4b4f00021609bbb4c7176b61fd44b9136b87963e92a12d0f85896f |
|---|---|
| Markdown | f74f873d6c2876b93e5a9b93106f8cd69d7c0eba7e661b5329b38c9367b39802 |
| Publication page | 331698c87e2f4fc63ca84759c1514a36f711cf4421c1d23b570cec01e225ebbc |
| Manifest | 090810b9de625d7c1b11287187ea3e43a82123da3dedf70c33d9089b96053875 |
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 | t61rnp2ookjC8xPrn3nKnCJsGMj9EZKDxtqQLzaZkJhrQBeTMXc3UIDRK6Rfg7P02sX7mn1FbP1uC3Zrcn4mAQ== |
| 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
| 2026-09-17T10:49:49.411598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056503observed 331698c87e2f4fc63ca84759c1514a36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:49.395227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056503/manifest.jsonobserved 090810b9de625d7c1b11287187ea3e43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:49.377342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056503/publication.mdobserved f74f873d6c2876b93e5a9b93106f8cd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:49.359880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056503/publication.txtobserved bc3b7e5f0a4b4f00021609bbb4c7176b...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. |
|---|