OpenTechnical

OT-2026-000015994

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000015994) never changes.

Identity and time

Publication numberOT-2026-000015994 · never reused
Internal UUID01a0ae6e-0c4d-70c4-8cf4-c50fc132b33c · 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-2026-000015994
StatusPUBLIC

Content hashes

Canonical text7673cb427fdabdec678d4cfcf40513f6424f2287d8cb31ed3fdb12bf90f7957f
Markdowna0f4d37ee1edbd216f9fc8c1e3a68f08baab708bad3f615190cfebcac4f4d0bc
PDF
Publication pagea946663699471ef6e7b9077a4f833ec9be05523f6d0298f1e09c681b9531fbd8
Manifest9bf1d1218fdfb44de5ec6e290e317d733b5cb483cd2ab86a76b2f1e51380ba89

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
SignaturejryL7Qq8BVnZIIA/DUkqqZ7k+jzw1zzut0jdbJqPvXWJYMyTIm96RccgZInX2kxI9jj8+Pt+sPzNcSDkwX/5Ag==
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

2026-09-17T12:05:30.883223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015994
observed a946663699471ef6e7b9077a4f833ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:30.855394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015994/manifest.json
observed 9bf1d1218fdfb44de5ec6e290e317d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:30.823586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015994/publication.md
observed a0f4d37ee1edbd216f9fc8c1e3a68f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:30.800003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015994/publication.txt
observed 7673cb427fdabdec678d4cfcf40513f6...
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.