OpenTechnical

OT-2026-000051096

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000051096) never changes.

Identity and time

Publication numberOT-2026-000051096 · never reused
Internal UUID01a0ae82-c7b6-7c9d-8848-818bc6c38fc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051096
StatusPUBLIC

Content hashes

Canonical textc1b6f412bc2784e2ab4d89425702db5697ac232e6e90eb1f69fc0297a4a0317e
Markdown83517069ce6162013db8853761323950eb0b41615bdef4c6f4dc55bff4d9ad99
PDF
Publication page789700c4a7bd2a09be9d7938a9892eff4854bfc6c8c89a5fabaacb3103da6ea2
Manifest5b0582b23525b2a97694ea2b291aae352ee8ccc524b7084019295da62ccffb95

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureGR5VHbHbhNe0l4xHA79i9onG3ADhyTXj2pSIon05c9Z9kLTtzUrua7o06UnTLF/XY/BLFWVOIu33WYewqnf7Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:42:05.952527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096
observed 789700c4a7bd2a09be9d7938a9892eff...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:05.743697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096/manifest.json
observed 5b0582b23525b2a97694ea2b291aae35...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:05.587487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096/publication.md
observed 83517069ce6162013db8853761323950...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:05.416416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096/publication.txt
observed c1b6f412bc2784e2ab4d89425702db56...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.219433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096
observed 789700c4a7bd2a09be9d7938a9892eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.201844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096/manifest.json
observed 5b0582b23525b2a97694ea2b291aae35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.181529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096/publication.md
observed 83517069ce6162013db8853761323950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:02.162758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051096/publication.txt
observed c1b6f412bc2784e2ab4d89425702db56...
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 archivePending 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

Custody packagePending Custody packages are produced weekly.