OpenTechnical

OT-2026-000092156

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000092156) never changes.

Identity and time

Publication numberOT-2026-000092156 · never reused
Internal UUID01a0ae9d-875a-7b42-b9cd-0e36a684c289 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092156
StatusPUBLIC

Content hashes

Canonical textd16fdd80822da1e387bf973e97fc23a4a42f6ff64d9d52891862017cb120d100
Markdown36f22bb83ede9ec231fe30424868d4c3dfc10e48c00e07afec95309e7e64a5c5
PDF
Publication page64080c01ed9aa592bbe66ea00a8b913703812f6c33b6a47b6d93191354ff5e02
Manifeste001dbb5ad22b2b37fd8b9dd09b6c66dcf265d556f2c1c0ec0e65376538d060c

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
Signatureu5kBju+BlLV6wwKnyT5Pz6CqkqwqenrZ1dCYzlj0Ukc9WJ6gtQfdKAaUYleKpHhf4MuX3e7Y9eERmaPUESImAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:37.732872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092156
observed 64080c01ed9aa592bbe66ea00a8b9137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.712828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092156/manifest.json
observed e001dbb5ad22b2b37fd8b9dd09b6c66d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.696058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092156/publication.md
observed 36f22bb83ede9ec231fe30424868d4c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.677336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092156/publication.txt
observed d16fdd80822da1e387bf973e97fc23a4...
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.