OpenTechnical

OT-2026-000015910

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000015910) never changes.

Identity and time

Publication numberOT-2026-000015910 · never reused
Internal UUID01a0ae6e-0c4d-75c0-8196-ebf12f2e4a6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015910
StatusPUBLIC

Content hashes

Canonical textaf5861867c8c167e135a87ead547ff6f6efb18635ca960adc95b2d673fab1991
Markdownf2ebe68f4f2fe28cd41ede632250913fa5306e18c77a2149bf361bcfe8f94647
PDF
Publication pagec81eb0ee25303a55888de6a3ac64bf6ab307a378381e04825cbbd2e57a22a944
Manifest278b7febc473025b60264b48391965004f000713826aabe51af1866169b3c72e

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
SignaturevveFKm/uATCDd2D4cd6H45rymqlGYvO4KJHirzFNHJZg/ShdErQs0KEMC/Fyjoy0xSWvS7A/JY/ykTlNgKt/AA==
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

2026-09-17T12:05:22.374066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015910
observed c81eb0ee25303a55888de6a3ac64bf6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.354045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015910/manifest.json
observed 278b7febc473025b60264b4839196500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.334291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015910/publication.md
observed f2ebe68f4f2fe28cd41ede632250913f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.315131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015910/publication.txt
observed af5861867c8c167e135a87ead547ff6f...
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.