OpenTechnical

OT-2026-000057263

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000057263) never changes.

Identity and time

Publication numberOT-2026-000057263 · never reused
Internal UUID01a0ae87-d5bb-76a4-bfc1-962ca92dcb21 · 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-2026-000057263
StatusPUBLIC

Content hashes

Canonical text77687e24ee55aa6e16d870ac1d72ff5da8047e65393163b43b01205086b16eef
Markdown04fb76b71b47e91e4ca1193ee10eca7f187b7f4591dc47b5cde6e7001a5b51e1
PDF
Publication page946c4a15dd5c6d709c442567485553ea0a90917ab9c2c8f6d2f4d23bd47b183b
Manifestcd4f97a20eac718980d0ffcafe6892de63aa94509a1bf3a4e09b57c4cff820e8

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
SignatureWhW1eGxUG5SNd7RVP6yiSkNOSG8jezIsA5t3Oariwrd6hoK/GccxKyNHOOWR4mMmuapJW5Jw9ZbkXMNyxoHjAw==
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

2026-09-17T10:50:20.048651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263
observed 946c4a15dd5c6d709c442567485553ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.024192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263/manifest.json
observed cd4f97a20eac718980d0ffcafe6892de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.002672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263/publication.md
observed 04fb76b71b47e91e4ca1193ee10eca7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.986316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263/publication.txt
observed 77687e24ee55aa6e16d870ac1d72ff5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.592915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263
observed 946c4a15dd5c6d709c442567485553ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.576335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263/manifest.json
observed cd4f97a20eac718980d0ffcafe6892de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.555684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263/publication.md
observed 04fb76b71b47e91e4ca1193ee10eca7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.538477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057263/publication.txt
observed 77687e24ee55aa6e16d870ac1d72ff5d...
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.