OpenTechnical

OT-2026-000076748

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000076748) never changes.

Identity and time

Publication numberOT-2026-000076748 · never reused
Internal UUID01a0ae94-b06f-7cf2-b5ae-6cef87d35784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076748
StatusPUBLIC

Content hashes

Canonical text8ebc22d59de197dce416251fb4d72d5b59a35f5e1f063f48574d834286167aef
Markdown4b9280bf75f3d9b892ebca3995b6b18aa70542f04649f9460ee7c3daed945026
PDF
Publication pagec27e131f49c101f1f67b0a6b6586e89cc466686fafcc8d480ca06c6ca01b949b
Manifest74807c86a4ae627f2fa40c699a4525ee50ac74ff675ae7b8fed8fcc7688674d5

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
SignaturedhcADpGF/dVKSrBtbTWPFvF3FTcWOLTt27K1LGqauvPCG8q8BLdmxSGoptr5pZP2snQsOjrJfMG3VAUDEZ1OAw==
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

2026-09-17T10:09:35.956706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076748
observed c27e131f49c101f1f67b0a6b6586e89c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:35.934306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076748/manifest.json
observed 74807c86a4ae627f2fa40c699a4525ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:35.913560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076748/publication.md
observed 4b9280bf75f3d9b892ebca3995b6b18a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:35.833287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076748/publication.txt
observed 8ebc22d59de197dce416251fb4d72d5b...
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.