OT-2026-000033876
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000033876) never changes.
Identity and time
| Publication number | OT-2026-000033876 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a391-7307-b285-d53e5ed66dfd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033876 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d7331268eb5410d5ccae254f6257d4926f45476bb8b57400e65359967fbc8fa |
|---|---|
| Markdown | 15147b055899bf357a7b5b5c32f9eb2744209be8f1d824231beecdc22c83c273 |
| Publication page | 917fcc480d1e796c14010b30aaef9d3fe3719b0047cba39950278ab09956c2d6 |
| Manifest | c9fd6609fc927e177bacdcbd07fbf73e3d7b8be42defc48b41ca54b1260b0a55 |
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 | 41dRJ7nySGwx0C+Rp87aWKA4RxVeXjHsnesOupWeNfKpqz5JFgNrcO5cejbfHaxJcLGR+f2+9LpWP7amGwZSBg== |
| 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
| 2026-10-11T12:41:55.553258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876observed 917fcc480d1e796c14010b30aaef9d3f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T12:41:55.458684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876/manifest.jsonobserved c9fd6609fc927e177bacdcbd07fbf73e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T12:41:55.358436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876/publication.mdobserved 15147b055899bf357a7b5b5c32f9eb27...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T12:41:55.235071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876/publication.txtobserved 6d7331268eb5410d5ccae254f6257d49...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T12:42:45.183508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876observed 917fcc480d1e796c14010b30aaef9d3f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T12:42:45.050081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876/manifest.jsonobserved c9fd6609fc927e177bacdcbd07fbf73e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T12:42:44.909341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876/publication.mdobserved 15147b055899bf357a7b5b5c32f9eb27...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T12:42:44.772144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033876/publication.txtobserved 6d7331268eb5410d5ccae254f6257d49...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 |
|---|