OpenTechnical

OT-2026-000083961

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, sustained blow-off before 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-2026-000083961) never changes.

Identity and time

Publication numberOT-2026-000083961 · never reused
Internal UUID01a0ae98-0419-753f-bba0-ad0ec4d2cef0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083961
StatusPUBLIC

Content hashes

Canonical texteb75337dbb00b6e1b81f06e99444db4f3f48abd599620fdb3481f61b332642d9
Markdownba97dac81fe4fc077bc9a7b01dfea0e9ba3adadd0f81c2fdd8e5159c592c5fe2
PDF
Publication page782d03c5ee5adbc39b820c30365553dfc34448a42f89bdb2ca47760153eb5eb7
Manifest8f0a675b82d195614241dda484ecf18e5eeb17bf15f4b9fcb44b06cae5935707

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
Signature2YwgZ6/xHBp2o7Noxr1s1HaTSZkaZux/4eGnnzcgc0V/2XMJkanPDtqX+GG4F6RuJDn84xg2gjnLoF8QaU9HDw==
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

2026-09-17T10:00:28.681215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961
observed 782d03c5ee5adbc39b820c30365553df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.664912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961/manifest.json
observed 8f0a675b82d195614241dda484ecf18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.646146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961/publication.md
observed ba97dac81fe4fc077bc9a7b01dfea0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.627646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961/publication.txt
observed eb75337dbb00b6e1b81f06e99444db4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.757300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961
observed 782d03c5ee5adbc39b820c30365553df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.742676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961/manifest.json
observed 8f0a675b82d195614241dda484ecf18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.725949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961/publication.md
observed ba97dac81fe4fc077bc9a7b01dfea0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.710119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083961/publication.txt
observed eb75337dbb00b6e1b81f06e99444db4f...
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.