OpenTechnical

OT-2026-000101971

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000101971) never changes.

Identity and time

Publication numberOT-2026-000101971 · never reused
Internal UUID01a0aea4-50f1-7fc4-918d-5816df5e5ae2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101971
StatusPUBLIC

Content hashes

Canonical text60e66060787199574567bda44f6a9581989c6e7e615aaaad052b8ac5848a8c5f
Markdownb9ce631174caa9a306b926620e0adac3f85621212fbcb37aa3ad5d01734a698b
PDF
Publication page4c3944e263fbc45177700a44665e9e92e03cf87048b151c3113f2dd7bee50b15
Manifestf8ec57abd997fc1a5de609cd86503dce57a9d3da4e0d173f2057a8eb21b91908

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
SignatureOEqK5pxiCywFX49Ct5UZkDLgs5+KPXTunmDiYSbkLFds+hTQPpNo1hG+5AjiR8janbVrAgcmTWCDqpvgbEFQCg==
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

2026-09-17T09:25:05.651393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101971
observed 4c3944e263fbc45177700a44665e9e92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.633838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101971/manifest.json
observed f8ec57abd997fc1a5de609cd86503dce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.615013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101971/publication.md
observed b9ce631174caa9a306b926620e0adac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.596625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101971/publication.txt
observed 60e66060787199574567bda44f6a9581...
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.