OT-2026-000086570
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000086570) never changes.
Identity and time
| Publication number | OT-2026-000086570 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-2c98-7ef5-90c5-599c7ae681ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:14.823225Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086570 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b328715dfd1717c576196492c1b725c5de30d86d5ea0953af132d9722f73045 |
|---|---|
| Markdown | e1573aa802857c9e7a11bfbd6562b499255b5dd38b499244d6af5bcf5bedc8ef |
| Publication page | 8e0b1a420c024c3d553e9c6a5696b34985f8a55624a474e724f69e6a8fc5a4ba |
| Manifest | 22d42f995daa774a435b9175d9a39e99ce9bd0d327d1fbf61b78fd46cdd52d99 |
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 | KFzSJf7TDkf5wcQPXNmydSaME/6RfpxM+RCC+6D6/iiCwkWc0cqYMvMA/MGvuUGf+Gx5EJZEp9ENhgxaCy6XAw== |
| 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
| 2026-09-29T04:41:41.126392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570observed 8e0b1a420c024c3d553e9c6a5696b349...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-29T04:41:40.991726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570/manifest.jsonobserved 22d42f995daa774a435b9175d9a39e99...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T04:41:40.820973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570/publication.mdobserved e1573aa802857c9e7a11bfbd6562b499...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T04:41:40.668961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570/publication.txtobserved 1b328715dfd1717c576196492c1b725c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:33.784086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570observed 8e0b1a420c024c3d553e9c6a5696b349...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:33.734844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570/manifest.jsonobserved 22d42f995daa774a435b9175d9a39e99...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:33.677343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570/publication.mdobserved e1573aa802857c9e7a11bfbd6562b499...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:33.602513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086570/publication.txtobserved 1b328715dfd1717c576196492c1b725c...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|