OT-2026-000047133
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047133) never changes.
Identity and time
| Publication number | OT-2026-000047133 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-d0f8-736f-9f76-fd1d7afa4327 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:21.770727Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047133 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3080cd40599201b87070519df8e7b19ff0e6f1a8df06a5a90cc5a35622a2d211 |
|---|---|
| Markdown | 491a46262736e1b89bddba28e3b2d00444285514befc707075286f2bad9a6faa |
| Publication page | 0132fec9edacabdf39bdaea5eb1775f12fad204b6b860d360aa1cdcb0f34b556 |
| Manifest | 97c37e137d4f966cbae7fb658e69659ed48e477b83c755d864066f60f5eea8c9 |
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 | YLNpJBXMVrabpS79mfN8bU5vlFSkwTf6XbhJgU2PWtuheFH1z1apRuVQ+z2vq9Z7zdL0DNltPe0MyV0P49S+Aw== |
| 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
| 2026-10-29T04:41:15.977319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133observed 0132fec9edacabdf39bdaea5eb1775f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:41:15.857877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133/manifest.jsonobserved 97c37e137d4f966cbae7fb658e69659e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:15.784366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133/publication.mdobserved 491a46262736e1b89bddba28e3b2d004...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:15.687686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133/publication.txtobserved 3080cd40599201b87070519df8e7b19f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:10.482916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133observed 0132fec9edacabdf39bdaea5eb1775f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:10.401724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133/manifest.jsonobserved 97c37e137d4f966cbae7fb658e69659e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:10.289722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133/publication.mdobserved 491a46262736e1b89bddba28e3b2d004...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:10.169132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047133/publication.txtobserved 3080cd40599201b87070519df8e7b19f...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 |
|---|