OpenTechnical

OT-2026-000038822

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000038822) never changes.

Identity and time

Publication numberOT-2026-000038822 · never reused
Internal UUID01a0ae78-769f-737b-967c-01ec9b36cb21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038822
StatusPUBLIC

Content hashes

Canonical text50df734db27acb7123f6b63a3cfbc6584a31b2d3cbe06dd0f970e6f84b76d8af
Markdown20895661d189812d1c35be42f0f86d4eb719c264186fa9e05d3319dd70d69407
PDF
Publication pagebb07705357dac37fc619ee0695bb451beac8f9c4392b606d660a28b5aef08f17
Manifest1c0e0a6b516651dc2c007322f3c5b7a39cbc2a3c958910a74d7a743870666b7a

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
SignatureRznSi/BPGUOsux61FnCoIyPR6eR6m4WYSVGrkWziHh5V58RDzm+84LVWmwhO1t5+T9Vw59/pOuq6RzExpGrrCA==
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

2026-09-17T11:21:23.024358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038822
observed bb07705357dac37fc619ee0695bb451b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:23.005699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038822/manifest.json
observed 1c0e0a6b516651dc2c007322f3c5b7a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.988797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038822/publication.md
observed 20895661d189812d1c35be42f0f86d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.969543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038822/publication.txt
observed 50df734db27acb7123f6b63a3cfbc658...
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.