OT-2026-000072963
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000072963) never changes.
Identity and time
| Publication number | OT-2026-000072963 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7f0b-9b16-e28411767972 · 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-2026-000072963 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbba0886f1d62cca3f8e436509bea7cb38c748625a0552ca0108efb22166bd77 |
|---|---|
| Markdown | f208101006af8f92f87621191836fa6decc5c4883afa085247d6f7663f1e7cdf |
| Publication page | 83ce4468052b362416aeed8c8e8d69a52e26fe167686a0b7164d67b65a1d0c29 |
| Manifest | 0ef770aa8f999e82979745be8e1d090a7bee3423784a152fc0593e35bc982c83 |
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 | 3fz8aKfe1sUZ63SsOpnVhrf0wkKatqrW7pbXPWjskrvZ81hN/2g8X5aMkMZpD4nfiuRs3QZUHt2mOouMQpuzCg== |
| 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
| 2026-09-17T10:21:53.288805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072963observed 83ce4468052b362416aeed8c8e8d69a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:53.270723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072963/manifest.jsonobserved 0ef770aa8f999e82979745be8e1d090a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:53.254219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072963/publication.mdobserved f208101006af8f92f87621191836fa6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:53.238120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072963/publication.txtobserved bbba0886f1d62cca3f8e436509bea7cb...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. |
|---|