OpenTechnical

OT-2026-000007980

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, vented 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-2026-000007980) never changes.

Identity and time

Publication numberOT-2026-000007980 · never reused
Internal UUID01a0ae6a-908b-72eb-86b5-9bb964a94172 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007980
StatusPUBLIC

Content hashes

Canonical text06614c6fb9775ff10c33bf1736d94fbf249ef1618cbce8cf9ff2e61575eb0bda
Markdown3b0ac3295b286350c310cc48dca1ae5d2f63cd71cbf996194ba9b3b3cbc0a340
PDF
Publication pagedc15597b8ca78176bb7be3ceaee2744aaa2708afe972cbee38d2f84f885abba3
Manifestd1ff08489485472b54a784540bd733993a77fd3f9b2ac0efcfbe8fa33181214b

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
SignatureNPDSk5RM9M/khfmp47uzKfCLnWyvQETZPrrFuKrR+QjSRGWE1E+Byq1VW0f8H3evPQpIMpfKQL3NCVtiMFwbDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:31.416665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980
observed dc15597b8ca78176bb7be3ceaee2744a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:31.397745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980/manifest.json
observed d1ff08489485472b54a784540bd73399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:31.376422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980/publication.md
observed 3b0ac3295b286350c310cc48dca1ae5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:31.358984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980/publication.txt
observed 06614c6fb9775ff10c33bf1736d94fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.443561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980
observed dc15597b8ca78176bb7be3ceaee2744a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.422981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980/manifest.json
observed d1ff08489485472b54a784540bd73399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.399883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980/publication.md
observed 3b0ac3295b286350c310cc48dca1ae5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.380891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007980/publication.txt
observed 06614c6fb9775ff10c33bf1736d94fbf...
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.