OpenTechnical

OT-2026-000101699

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, pulsed blow-off after 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-2026-000101699) never changes.

Identity and time

Publication numberOT-2026-000101699 · never reused
Internal UUID01a0aea4-0e16-72b7-867c-bd8b0b55cae1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101699
StatusPUBLIC

Content hashes

Canonical textd565b4329327728bad0d915e0356ccddee70897ea8c6754f6e9cd3575a110525
Markdown89d28377d2446f9ef6997649daef653707c0e35f592689f72381a94d43916e8b
PDF
Publication pageaf3a8721a6e650ea84fbc77abed9bbf25b3c22273061d4c6b92e1f391442dceb
Manifest274880c04965e5791b4a510cbe9439699165c287076fda2e28db8091c7b66dc4

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
SignatureOFWrBpKdbftsUvRGmtCDMhpmHM+RA/3CNre+sPXdyeDcr9umPUpy1TD3XVFVqgwXlOtTrOHsGBRAlS3c/l2bDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:43.570845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101699
observed af3a8721a6e650ea84fbc77abed9bbf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.552949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101699/manifest.json
observed 274880c04965e5791b4a510cbe943969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.533466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101699/publication.md
observed 89d28377d2446f9ef6997649daef6537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.516091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101699/publication.txt
observed d565b4329327728bad0d915e0356ccdd...
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.