OT-2026-000071868
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000071868) never changes.
Identity and time
| Publication number | OT-2026-000071868 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e92-712f-be0d-9e0b46880103 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071868 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba567816fa203be287427c4ee0f86732391b159f6d1ad690930c1269b0e3186f |
|---|---|
| Markdown | 0551e9a6bbd53ff5b44585b2116edc23e60e281458f46dfb9d2b41ad1717390b |
| Publication page | 01634fe0e6ba183acdaa74e313ad03071d0ac655e444d8e0c29966b66e9918ce |
| Manifest | 903b0a9f59956d71f9de765300a92d92cc74c0531b54b36a97f97c12f57d4093 |
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 | 4s7+fo8Psaa4LhPECpqifV76eGW7eKmMfLHUKxHSD+SpRFuuHE4Ki6gTStzMw/LiyHXGmDiVDfTQLmV1iYHLDg== |
| 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
| 2026-10-13T00:41:30.940331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868observed 01634fe0e6ba183acdaa74e313ad0307...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-13T00:41:30.890030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868/manifest.jsonobserved 903b0a9f59956d71f9de765300a92d92...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T00:41:30.791844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868/publication.mdobserved 0551e9a6bbd53ff5b44585b2116edc23...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T00:41:30.688978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868/publication.txtobserved ba567816fa203be287427c4ee0f86732...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:49.205431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868observed 01634fe0e6ba183acdaa74e313ad0307...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:49.150624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868/manifest.jsonobserved 903b0a9f59956d71f9de765300a92d92...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:49.097171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868/publication.mdobserved 0551e9a6bbd53ff5b44585b2116edc23...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:49.043543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071868/publication.txtobserved ba567816fa203be287427c4ee0f86732...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 |
|---|