OpenTechnical

OT-2026-000066438

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000066438) never changes.

Identity and time

Publication numberOT-2026-000066438 · never reused
Internal UUID01a0ae8e-ce40-729e-8afa-d8f5d5865811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066438
StatusPUBLIC

Content hashes

Canonical text074ed9cf28c3552fabc74df8d3d8946af2434de2a1623dbd8250fbc62cc56cf5
Markdown06e97eea9cc0a70a3781cbd0cceb577012bd653963d2f86461e454fe4fe49399
PDF
Publication pageb2f98e4b5c5602d6e796dbff9716bb6eda3efa73b19f067a6c3a860ff04ce508
Manifest051cf43a0e8c46426f801ac1df2cb0bef4b58f9fae7abe8a4d884aeb53e07c52

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
Signatureqvz1Fg7IfW/UB2MW7c/ycpzeK1Ki/jYpiprE7ZsP39+8fKeiHNfuBdk0AeJBy045u0LxGrD19PW0LexnDFHuCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:41.005157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066438
observed b2f98e4b5c5602d6e796dbff9716bb6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.987765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066438/manifest.json
observed 051cf43a0e8c46426f801ac1df2cb0be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.970999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066438/publication.md
observed 06e97eea9cc0a70a3781cbd0cceb5770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.954745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066438/publication.txt
observed 074ed9cf28c3552fabc74df8d3d8946a...
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.