OpenTechnical

OT-2026-000008785

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pulsed blow-off after set-down, on a tool changer

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-2026-000008785) never changes.

Identity and time

Publication numberOT-2026-000008785 · never reused
Internal UUID01a0ae6a-e46c-7902-b0b8-2e435ea05b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008785
StatusPUBLIC

Content hashes

Canonical text67719302fecb50316e20edbb46748cfb8d682d66a5b8e8ff8eae9e683ae0292b
Markdown99e3cd5a31140325ff1fce111d1c4bb58354087b94818bfd796a69d3dacfe207
PDF
Publication page70d503a756ff61d8a5de63dd2212808bea7578a0df8c0819644b854a84b5ed6a
Manifest5a255a82e0b42685f03eb20ea229ad0234e91aa5f3ea3c6235fb0dc46cf18132

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
SignatureVtHa6DsLgE3zLLkoADU6FBOpNpycsWyi2rygiWwaySK4yUJFpELNhTHJjI0k6I2K0MKxj8ku39cc6WQOrLSZAw==
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

2026-09-17T12:20:03.999480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785
observed 70d503a756ff61d8a5de63dd2212808b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.977453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785/manifest.json
observed 5a255a82e0b42685f03eb20ea229ad02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.959732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785/publication.md
observed 99e3cd5a31140325ff1fce111d1c4bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.934003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785/publication.txt
observed 67719302fecb50316e20edbb46748cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:42.935341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785
observed 70d503a756ff61d8a5de63dd2212808b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:42.910843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785/manifest.json
observed 5a255a82e0b42685f03eb20ea229ad02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:42.878568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785/publication.md
observed 99e3cd5a31140325ff1fce111d1c4bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:42.854744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008785/publication.txt
observed 67719302fecb50316e20edbb46748cfb...
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.