OpenTechnical

OT-2026-000065527

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000065527) never changes.

Identity and time

Publication numberOT-2026-000065527 · never reused
Internal UUID01a0ae8e-46f9-78fb-b815-d2cde025ce11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065527
StatusPUBLIC

Content hashes

Canonical texta4537d23f93acbfe9ed6c48c756fc9b2a31cf1b8d8a5fabe0806e79ad7ccd484
Markdownc8f5c647ce8c7a9f2f2cec431c2ffa1c7858e6ba31dfd8b13fe0c8738a53462f
PDF
Publication page43310b39efc01cf3dad761c9eb0d152d2044fc687439dfda817bfd3350b7242d
Manifest59baef2d4e0e40a20974b02d1fb99d17911c583bdb0a71d5cdf7ee757fbf247a

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
Signature6RAQ1uwdjUtSmI6DlH16EFT3y2xzd24/eWGuuAMP2SL54KIKRI4+xv+w5ksMlo4R1WW2/NELBhOMaFNrT+dMDg==
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

2026-09-17T10:33:49.557849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065527
observed 43310b39efc01cf3dad761c9eb0d152d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.540742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065527/manifest.json
observed 59baef2d4e0e40a20974b02d1fb99d17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.522003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065527/publication.md
observed c8f5c647ce8c7a9f2f2cec431c2ffa1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.503799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065527/publication.txt
observed a4537d23f93acbfe9ed6c48c756fc9b2...
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.