OT-2026-000073698
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000073698) never changes.
Identity and time
| Publication number | OT-2026-000073698 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-746c-b531-d07e73cab21e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073698 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29306808cc9d678f2277f8490bd346bf3589cf741343c57399ee060b5c53c50e |
|---|---|
| Markdown | 1a2f03d8664ab0ac5a44a62af3d4e01f314bc0ea0caf867fc4b421de39e033ba |
| Publication page | 1ba44ca0b81c9e08fc216f02dfc2fccd32b40610d29b36d309310fb929b0806b |
| Manifest | fd75fa5ccfbe77ad43c3449ab546af67eb50b753d88e7d3de1afbee4312abc60 |
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 | AWAnZ9PCk/YgOqVq71zfwWZgHJW74lwgLTCtLDUHny5s/8BnF/y1k/HmdKgpo308k1fb6y7Nf4QdNoQuYfDtDQ== |
| 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
| 2026-10-28T16:42:14.868489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698observed 1ba44ca0b81c9e08fc216f02dfc2fccd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T16:42:14.801644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698/manifest.jsonobserved fd75fa5ccfbe77ad43c3449ab546af67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T16:42:14.719294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698/publication.mdobserved 1a2f03d8664ab0ac5a44a62af3d4e01f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T16:42:14.586311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698/publication.txtobserved 29306808cc9d678f2277f8490bd346bf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:30.827848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698observed 1ba44ca0b81c9e08fc216f02dfc2fccd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:30.711098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698/manifest.jsonobserved fd75fa5ccfbe77ad43c3449ab546af67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:30.623748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698/publication.mdobserved 1a2f03d8664ab0ac5a44a62af3d4e01f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:30.499355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073698/publication.txtobserved 29306808cc9d678f2277f8490bd346bf...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 |
|---|