OpenTechnical

OT-2026-000013910

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000013910) never changes.

Identity and time

Publication numberOT-2026-000013910 · never reused
Internal UUID01a0ae6d-8dea-778c-907e-533242583c72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013910
StatusPUBLIC

Content hashes

Canonical text276af21c3e23e7d405ba997c0e080baba49e30a6a2d2fffee5933b9264bf5172
Markdown79ba7f8d829173da397b21be51545b3d90e76a17c17c45062ff7addff77fbd2d
PDF
Publication page82758b4be0e66934bb62492cf50832a9b44c0c510d7c17f9a71cf0f5c59da99a
Manifest2cd36593091cd85e8ed17f8ad9dd9b37160dcffb3c189cdee0a325488ee17141

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
Signature85165lF9YOUaA9ONf4iQm5a2gVFIIbM461rQrSHHp2uqetMsiX5PIPoAPPs2ZOn/SJFDQvO81s7Foy6wA5sBBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:09:02.371701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013910
observed 82758b4be0e66934bb62492cf50832a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:02.355075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013910/manifest.json
observed 2cd36593091cd85e8ed17f8ad9dd9b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:02.336052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013910/publication.md
observed 79ba7f8d829173da397b21be51545b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:02.316913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013910/publication.txt
observed 276af21c3e23e7d405ba997c0e080bab...
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.