OpenTechnical

OT-2026-000039156

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000039156) never changes.

Identity and time

Publication numberOT-2026-000039156 · never reused
Internal UUID01a0ae78-9673-78e6-84b4-a74137d2db45 · 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-2026-000039156
StatusPUBLIC

Content hashes

Canonical text8a30827be20c6c3fe23e9a61cdd9bb295e850df942b232c16d6c4eaed17f89af
Markdownc0ad0831ddca901f19bfd07f882078b8bee203cc0cfbf25957ff547adbd2d33e
PDF
Publication pagee6eeda2233166a35f179ef310af903bdc2a6c8c530f3d3e10dea06acbd394e4f
Manifest5b2e2203edf01dfba66a16a8321f1edb5c1807e72b2c4ae9615b081fa3d0b374

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
SignatureLcCedzfyYO2C6cZJryFy+K1jwOZtvwlD5V+2ySR5zHP2mEdsFSHCRjnWzlRXJfKI6PgDxMb4QB6UO3gPXK91Cw==
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

2026-09-17T11:20:40.332325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039156
observed e6eeda2233166a35f179ef310af903bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.315155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039156/manifest.json
observed 5b2e2203edf01dfba66a16a8321f1edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.298704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039156/publication.md
observed c0ad0831ddca901f19bfd07f882078b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.279960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039156/publication.txt
observed 8a30827be20c6c3fe23e9a61cdd9bb29...
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.