OT-2026-000019816
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000019816) never changes.
Identity and time
| Publication number | OT-2026-000019816 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb5-74b3-8d99-fa373572134d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019816 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e9d98b0e7731a0122d9afd6bd8fd8afc9e5d984846ed404146572eb21d0ce24 |
|---|---|
| Markdown | e6b1e0282a48f31838c0eda48afb18bef0fa298f593115e2c0ade0014e098fd4 |
| Publication page | d9df6a2d5bf9c4803a9a1c0d0b53067ae9d8cda6c6aa39eeb28e257c711b12fc |
| Manifest | 8bdc992edd8529712cd1703fdabfa369a60fe948283077cb11202c903172bb75 |
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 | cVUAYm7qSqUYh4TkX9Fe5CszvM8EM7QYS79F1eBJAVrzeliUxk36WE9mjyVqaTuXmtrPXViYYTtaW/BPnhhlDw== |
| 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
| 2026-09-17T11:58:00.230154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019816observed d9df6a2d5bf9c4803a9a1c0d0b53067a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:00.210968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019816/manifest.jsonobserved 8bdc992edd8529712cd1703fdabfa369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:00.190285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019816/publication.mdobserved e6b1e0282a48f31838c0eda48afb18be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:00.172387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019816/publication.txtobserved 9e9d98b0e7731a0122d9afd6bd8fd8af...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. |
|---|