OpenTechnical

OT-2026-000036623

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000036623) never changes.

Identity and time

Publication numberOT-2026-000036623 · never reused
Internal UUID01a0ae77-46e7-78e5-9504-0dab57af28ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036623
StatusPUBLIC

Content hashes

Canonical textfbe3c7b3f15b64681940965c69dac666e3b0ea5b16d9b83c12ebfb7f194185c8
Markdown610d50daca454035b67dd4386bfada0072252b3357b51c6a35eeb9625e05d85b
PDF
Publication page09f2bb0675aba6d6ead4fd13a8c1343c77a49cfbca72470b6b4d2062c8f9b6c7
Manifestb91514565ca05bfd30da3432901333b74d87b3278dd4869ce6fdbcb6a7095b28

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
SignatureFbXXdjsocypA9KoERzD0XKlL++hgLPcMkQUaKOrui9jjbgAWf00TD9ArcMFjCDq9V6Nf2VvIdEaqumLgOO21Dw==
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

2026-09-17T11:25:51.461655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036623
observed 09f2bb0675aba6d6ead4fd13a8c1343c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:51.443769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036623/manifest.json
observed b91514565ca05bfd30da3432901333b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:51.425265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036623/publication.md
observed 610d50daca454035b67dd4386bfada00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:51.407205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036623/publication.txt
observed fbe3c7b3f15b64681940965c69dac666...
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.