OpenTechnical

OT-2026-000016218

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000016218) never changes.

Identity and time

Publication numberOT-2026-000016218 · never reused
Internal UUID01a0ae6e-2d11-747a-b903-638479bfd5d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016218
StatusPUBLIC

Content hashes

Canonical textf8f3644e2ad18b9b330f9172e3480df24a29183c63cbbbc9f13be4d9ffe692f5
Markdowndc7a6b6b282bb0c609fb821dad28ce7e126f54a03f47ad2c5d8bb0bc68469c68
PDF
Publication pagefc3467b42e8a4b2c639b1fa8ae0674465c4a8941bed5858bf4c2ef6a2102a186
Manifestb135b447aa14c6d7503b01af68db74ae683e9c043f9ef5e845e3fa00265e791e

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
Signatureo9N7DDIFjp1kjHbM43ah9AOfCWP/qHCvLmXxBehnaq/4E3SrYwIPeJz/naOu6Q4sCRJALXPOFu/sRuKpZpdUAA==
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

2026-09-17T12:03:40.903363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016218
observed fc3467b42e8a4b2c639b1fa8ae067446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:40.884207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016218/manifest.json
observed b135b447aa14c6d7503b01af68db74ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:40.865919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016218/publication.md
observed dc7a6b6b282bb0c609fb821dad28ce7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:40.847898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016218/publication.txt
observed f8f3644e2ad18b9b330f9172e3480df2...
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.