OpenTechnical

OT-2026-000095850

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000095850) never changes.

Identity and time

Publication numberOT-2026-000095850 · never reused
Internal UUID01a0ae9f-fac7-7c45-ba41-f9e4f674fc35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095850
StatusPUBLIC

Content hashes

Canonical textd07954a95f70dd9a16a4f58888301c6b3f79b3c17a5bb66e638497a02f2cda9f
Markdown1f6e7d22338f6984acd224ee92806a403cbc6dbb129b1faad40556dfb76850a0
PDF
Publication page39c4a10ac714c841cf76af8f2c48a2413418810300abc7e54a0c84cde55d100f
Manifeste3907099fbcdd3d1fb288bf05c78a0cdb2fad9765ec9fc754b04b3364bc26a36

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
SignaturexX3MIzZ3EEydeMnt+VWGSLtNwuplxCABbKH+dt3mz07xggbc1nSD2BSKH02vy9sJcjYSPL/ws0uwJsTHZVYzBA==
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

2026-09-17T09:35:56.364192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095850
observed 39c4a10ac714c841cf76af8f2c48a241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.344633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095850/manifest.json
observed e3907099fbcdd3d1fb288bf05c78a0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.326962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095850/publication.md
observed 1f6e7d22338f6984acd224ee92806a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.309966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095850/publication.txt
observed d07954a95f70dd9a16a4f58888301c6b...
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.