OT-2026-000044912
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000044912) never changes.
Identity and time
| Publication number | OT-2026-000044912 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911c-7fb2-9f50-0c4288b7d604 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044912 |
| Status | PUBLIC |
Content hashes
| Canonical text | bccf628f24f901e03c481475c08bb5caa5cf756596a6215d9b6be8ee16c1be54 |
|---|---|
| Markdown | ded5c7c10c28bb784241ff2f788602c81f3c356a963d18a0446d10ae08ec6ab7 |
| Publication page | cc11ca672dfc84fd14e4a67380414a3987973492940d1208097c2790c4546a6d |
| Manifest | b5c3d90039a249c06a09dd97da9978491a94c68f4bcaa55ad292ee5fcd561123 |
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 | efMR8cSddiBmXZ7qUbm/UbllTbepsmkb/pVAWOUgp/f49YDONJPRid1huIZPSdslSEwu2/g45sOs3Rw814uuAg== |
| 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
| 2026-10-27T20:41:09.257036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912observed cc11ca672dfc84fd14e4a67380414a39...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T20:41:09.131200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912/manifest.jsonobserved b5c3d90039a249c06a09dd97da997849...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T20:41:09.081308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912/publication.mdobserved ded5c7c10c28bb784241ff2f788602c8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T20:41:08.998106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912/publication.txtobserved bccf628f24f901e03c481475c08bb5ca...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:16.776526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912observed cc11ca672dfc84fd14e4a67380414a39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:16.760132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912/manifest.jsonobserved b5c3d90039a249c06a09dd97da997849...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:16.743025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912/publication.mdobserved ded5c7c10c28bb784241ff2f788602c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:16.684651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044912/publication.txtobserved bccf628f24f901e03c481475c08bb5ca...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|