OpenTechnical

OT-2026-000057323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000057323) never changes.

Identity and time

Publication numberOT-2026-000057323 · never reused
Internal UUID01a0ae87-d5bc-78cf-928f-f384da5ddc95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057323
StatusPUBLIC

Content hashes

Canonical text5f1cf331894dbdf9a11bd6796c01e0df678545d83e9b63bdb7d645b4da4eb46a
Markdownf2c892e44326e8cf80279033e787df853c5cf393525ef704dbff006143b8b4a5
PDF
Publication page3038eb5487437533f8bd61c7cefa12d38d5632e61020151369419527a18905d0
Manifest123ccf2f3be4571aa0b3a0c54cf752bbce84962484be3c36a0db4f50143de28f

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
SignatureOX3F0g4OIIq/GcKECwV2Myg04vxmASDz2EjEifsr99DCEuEVSp3klwQ6tAg6WG3HPtJHK3Ryj2oksafp40PoDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:26.275608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323
observed 3038eb5487437533f8bd61c7cefa12d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.257783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323/manifest.json
observed 123ccf2f3be4571aa0b3a0c54cf752bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.239411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323/publication.md
observed f2c892e44326e8cf80279033e787df85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.217661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323/publication.txt
observed 5f1cf331894dbdf9a11bd6796c01e0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.533895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323
observed 3038eb5487437533f8bd61c7cefa12d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.515430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323/manifest.json
observed 123ccf2f3be4571aa0b3a0c54cf752bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.497767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323/publication.md
observed f2c892e44326e8cf80279033e787df85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.480418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057323/publication.txt
observed 5f1cf331894dbdf9a11bd6796c01e0df...
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.