OpenTechnical

OT-2026-000034544

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000034544) never changes.

Identity and time

Publication numberOT-2026-000034544 · never reused
Internal UUID01a0ae76-1ed0-76c1-a721-2a6359318511 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034544
StatusPUBLIC

Content hashes

Canonical texta844a7c6ce4c8d361123968a680b22ec11923a7efce15d8f54c78cbcebfe76af
Markdown19c1e45ba8de88d8492b779940708991ca9e7cd829763f8f2abca77445d690b2
PDF
Publication pageb194e6c0ca39c0e1d9ec0e5bb948596a2e85c87b1c86ad422abd5d4d6b6fbd53
Manifest2b7107455e8d1c2436a2efe109e4066ea677d0b03d18af211af76b6b029fe041

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
SignaturepXhXK/7Itw1rj/6+sqnMa/XGUN7Qd1fOXqu5ijKbN4Wp2XCI35mzx/IyyJBGaspdHc8xNFYhmt2UNH8KuwYwCQ==
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

2026-09-17T11:28:54.278654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034544
observed b194e6c0ca39c0e1d9ec0e5bb948596a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.259651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034544/manifest.json
observed 2b7107455e8d1c2436a2efe109e4066e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.239347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034544/publication.md
observed 19c1e45ba8de88d8492b779940708991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.221600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034544/publication.txt
observed a844a7c6ce4c8d361123968a680b22ec...
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.