OpenTechnical

OT-2026-000101798

Publication integrity record

Four cup vacuum gripper, four 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-2026-000101798) never changes.

Identity and time

Publication numberOT-2026-000101798 · never reused
Internal UUID01a0aea4-0e17-7767-a0ac-232eabcda6a4 · 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-2026-000101798
StatusPUBLIC

Content hashes

Canonical text8c3ca612b9328483ee3e0618a2c7e88556dec028a770569c8b60b7da94d1a582
Markdowne4a244f11eb186249d376871b123a3b5e00fb93ddcb92627d68cb479fe8f98e8
PDF
Publication page6eb501e04a9244731a7a755bdad256d4789f84f3c60c625684e905fa32847962
Manifestbf7e021b49c03864a03f0b5303dbdee0c3a656bc554c771bf1e6471dc768ace0

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
Signature5eWkvWrDuKP29Eqs62LdO5yIjv9njFyPqF2T9Ru0B/8pkk79LfHoxVRz3bERKwYAAn5gfR3Sb/UIYqEky/C0AA==
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

2026-09-17T09:25:39.791997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101798
observed 6eb501e04a9244731a7a755bdad256d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.771261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101798/manifest.json
observed bf7e021b49c03864a03f0b5303dbdee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.750454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101798/publication.md
observed e4a244f11eb186249d376871b123a3b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.733788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101798/publication.txt
observed 8c3ca612b9328483ee3e0618a2c7e885...
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.