OpenTechnical

OT-2026-000056763

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000056763) never changes.

Identity and time

Publication numberOT-2026-000056763 · never reused
Internal UUID01a0ae87-7af7-7262-a503-22d82d80ecaf · 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-2026-000056763
StatusPUBLIC

Content hashes

Canonical text5eab45b90056b1dce45b6ad23dde579928aabcf4a3454c4c79cd4ec0d0f066b9
Markdown8748c831834d8078785bf78b4048e03728d6fd307b62708be6950a10d1914c7a
PDF
Publication pagedaa00a0b0b508b9b16f344baba2030de8fdf9d1b1ac2544b1e3a0af04c352e45
Manifest4227c691ccbc14182f234dc17b401268c78ec7ff80f0f6e70a43b59adb505f25

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
SignatureHkzGGvLa+x5ymdz3MFKkxE/iCMtxNtORwlfLmHS9R66PqsZEG5Qrm53JSRWdPi+GHiU6hxeVD2pf7SsXjw7xCg==
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

2026-09-17T10:50:12.537517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056763
observed daa00a0b0b508b9b16f344baba2030de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.518803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056763/manifest.json
observed 4227c691ccbc14182f234dc17b401268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.502877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056763/publication.md
observed 8748c831834d8078785bf78b4048e037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.484763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056763/publication.txt
observed 5eab45b90056b1dce45b6ad23dde5799...
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.