OpenTechnical

OT-2026-000039108

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000039108) never changes.

Identity and time

Publication numberOT-2026-000039108 · never reused
Internal UUID01a0ae78-9673-71bc-a7bc-937904cb3231 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039108
StatusPUBLIC

Content hashes

Canonical textc826bacacc7933612a2ce282bbd49c990d15c700dfdc86cf57b149e318f89d89
Markdownd35dea0403607b0613f0ed39e9ce71932f52c30deec9e9f8458a4b9d5c1612f0
PDF
Publication pageff07772d0a9a251ace058c731bb2b2db91cb7e530ee5231b444260fc410673eb
Manifeste86f846b9a69c988b3e23234572c0fcf12d0bced664bb0bf7365fd1527c29c99

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
Signature/GGvQISxgrVVhk2RvCdfM/nWBGH/kgczeF+oNu1DweBpLk12cUT7OwhDisi0rPoarAFjddkxWtvkl+QXj4ejDg==
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

2026-09-17T11:20:35.911793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039108
observed ff07772d0a9a251ace058c731bb2b2db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.892222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039108/manifest.json
observed e86f846b9a69c988b3e23234572c0fcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.872605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039108/publication.md
observed d35dea0403607b0613f0ed39e9ce7193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.853400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039108/publication.txt
observed c826bacacc7933612a2ce282bbd49c99...
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.