OpenTechnical

OT-2026-000056711

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000056711) never changes.

Identity and time

Publication numberOT-2026-000056711 · never reused
Internal UUID01a0ae87-7af6-7a8d-95b9-ebd5d0fed002 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056711
StatusPUBLIC

Content hashes

Canonical text96f45f9572612abfb2f553520c63b840c7f6f12c01c3afb2c3ffe77ce3c04ad5
Markdown8b613b92f5ca4c91f48d13c460a94989c87e14d3063057e216098d08765944e2
PDF
Publication pageece0fa12e263306e1902143f5f448ff90b9cfe5d41d4bc447c67824547c87cae
Manifest455c3d8762c1ba78bd3a8625e8f5feb7aa7df4ed1796a7f94a128aa3a2a1bbcd

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
SignatureoegL3e8mxuiRup8CMFh+1W8kCvFt5Uz3xK9v6wGlolyC3oWSDrWJtiSEc1JMp9aICuJT4hOo4fBOaxXSxco0Aw==
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

2026-09-17T10:50:07.222476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056711
observed ece0fa12e263306e1902143f5f448ff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.203416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056711/manifest.json
observed 455c3d8762c1ba78bd3a8625e8f5feb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.186438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056711/publication.md
observed 8b613b92f5ca4c91f48d13c460a94989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.167323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056711/publication.txt
observed 96f45f9572612abfb2f553520c63b840...
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.