OpenTechnical

OT-2026-000022136

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000022136) never changes.

Identity and time

Publication numberOT-2026-000022136 · never reused
Internal UUID01a0ae6f-f4fb-700b-b4b5-516d3753abc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022136
StatusPUBLIC

Content hashes

Canonical text6bf937005fc739c81ac1636435db62ac0a509341d1e5b7346f7ece1933033241
Markdownc4ea786e5de67e9b0fdf24b29a20222b225187a9aab4b2315735b1e6fd249fc8
PDF
Publication page29db342e0caf894b4b5b3696771728a6298484982e9beb028acfc35bb6324e26
Manifestaee6b8aec6cba3f933ff0df58b169698013373f57d2019b3c978d73fee6b49b9

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
SignaturesGIqBPx9upikC3kUN9rCAF+n3lkynImHp0w8JBHcx8nSta7H9fehjFQibF5XijAP2XhsaqNTcg+n/HwkDbMSAA==
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

2026-09-17T11:52:48.606107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022136
observed 29db342e0caf894b4b5b3696771728a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.590540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022136/manifest.json
observed aee6b8aec6cba3f933ff0df58b169698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.572632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022136/publication.md
observed c4ea786e5de67e9b0fdf24b29a20222b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.555236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022136/publication.txt
observed 6bf937005fc739c81ac1636435db62ac...
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.