OpenTechnical

OT-2026-000022876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000022876) never changes.

Identity and time

Publication numberOT-2026-000022876 · never reused
Internal UUID01a0ae70-46eb-755b-bf77-21187a7053fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022876
StatusPUBLIC

Content hashes

Canonical text5dd87541da65ff060fd3325dedb566858763b9b2beb2925cd46708d65c25b376
Markdown50164fae71216b4ad00aeb12e51328ec26de63460f2538e627e17d3dc41054a8
PDF
Publication page1a2ce89eee071c302bb1b800ec6b6c60551619958031d0561e51e02fa661fb70
Manifestb568b88d276ca5c8daddb6ff32ef771b73d9e69580527c71960887f28b1d36fd

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
SignatureiiHTFQ3WgCm46mtW8gvKQsadn06VVvX8xcDD6Fr+WhjnKp2HXVKBYzMbcuILja0MuTpxeQeu3BET0SwovUhHBg==
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

2026-09-17T11:52:26.341040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022876
observed 1a2ce89eee071c302bb1b800ec6b6c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:26.323025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022876/manifest.json
observed b568b88d276ca5c8daddb6ff32ef771b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:26.304841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022876/publication.md
observed 50164fae71216b4ad00aeb12e51328ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:26.284972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022876/publication.txt
observed 5dd87541da65ff060fd3325dedb56685...
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.