OpenTechnical

OT-2026-000095490

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000095490) never changes.

Identity and time

Publication numberOT-2026-000095490 · never reused
Internal UUID01a0ae9f-8f73-78c5-b2f5-f8c4b72f4e37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095490
StatusPUBLIC

Content hashes

Canonical text5d24f1a4ceb31caad2c82d9bb3fde16a9da94366e6f4fd47c74e0d87363e849e
Markdown57f2379e01e2b0734d460467b6ceefab56eabfc016903eac39f09779391c80b4
PDF
Publication pagece41a5334ba55ddc1f83dd43589d4e4d78bcf29e396de6f69de77dadc4733bb3
Manifeste09a1966e6b7815948cde4662677b59e81f9db0c487096461c872c3ccda6c1b9

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
SignatureEIZ8AdWogwy0yj7v7WgzMGqQkB0WqYSpvLWuc7O/Q/PwWbb6csJQwBHv85Sv+f+WPqwdNJG7QIeT53Xfo68ADA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:52.141393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095490
observed ce41a5334ba55ddc1f83dd43589d4e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:52.121331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095490/manifest.json
observed e09a1966e6b7815948cde4662677b59e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:52.102067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095490/publication.md
observed 57f2379e01e2b0734d460467b6ceefab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:52.082514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095490/publication.txt
observed 5d24f1a4ceb31caad2c82d9bb3fde16a...
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.