OpenTechnical

OT-2026-000095577

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000095577) never changes.

Identity and time

Publication numberOT-2026-000095577 · never reused
Internal UUID01a0ae9f-8f75-7a32-8bc8-1d0a1e9ae2ca · 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-2026-000095577
StatusPUBLIC

Content hashes

Canonical text456ea54dccb48084c7a59dd54da52d01b321b29077ce8e06272f04914a018d86
Markdown28dfbed18038e0e3eda0244673b863d9d0ff64924c05e124e641368204615336
PDF
Publication pagea760898f7bac9f4f417615fa965556965a523dab437705a32884cf6d61e89371
Manifestda6059c34224a1476251df3613cd376123ff0b71bae5f1c9792270bfc5046bea

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
SignaturemqmtqM49cVrNuBd4iKllZmrv6lv0nsE8cIGY9qmXUNm3lOBxo0G6dpsGMIF++mUW/yPIV5iqeBer5ssyzAttAw==
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

2026-09-17T09:36:59.744594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095577
observed a760898f7bac9f4f417615fa96555696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.727622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095577/manifest.json
observed da6059c34224a1476251df3613cd3761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.712264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095577/publication.md
observed 28dfbed18038e0e3eda0244673b863d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.695337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095577/publication.txt
observed 456ea54dccb48084c7a59dd54da52d01...
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.