OpenTechnical

OT-2026-000033903

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000033903) never changes.

Identity and time

Publication numberOT-2026-000033903 · never reused
Internal UUID01a0ae75-a392-7abb-a076-a6018509653c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033903
StatusPUBLIC

Content hashes

Canonical textd5e1bcdb979ef2b505be2612e92b1e47484f641c7160b0dbfd6056334904a763
Markdown665cf9b73dda5d74ec246a292dc693b9697413d42d34c866cb9744969d745a5e
PDF
Publication pagecc9372eb89ad0858fd93bf0498774565ba95ed70a1f6703f95905367d05d8523
Manifestf804c7eef282efb33b8b740285a3af611a92a462c76e99bb08c56bb62f969e91

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
SignatureHCaZrzC9VgDWTjTo3H7FZ034Dx1OqDuECl5DjQU7bhqAaDQQPmLYay1dKG4TS17UhG1NAknlPZW/rdBczxGtDg==
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

2026-09-17T11:31:58.856038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033903
observed cc9372eb89ad0858fd93bf0498774565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.839490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033903/manifest.json
observed f804c7eef282efb33b8b740285a3af61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.821132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033903/publication.md
observed 665cf9b73dda5d74ec246a292dc693b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.803741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033903/publication.txt
observed d5e1bcdb979ef2b505be2612e92b1e47...
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.