OpenTechnical

OT-2026-000095793

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000095793) never changes.

Identity and time

Publication numberOT-2026-000095793 · never reused
Internal UUID01a0ae9f-fac6-7d28-8fae-58bfd9ea20b2 · 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-2026-000095793
StatusPUBLIC

Content hashes

Canonical texte10450afe2d845c8b6d4731f2e368b28117ae2f340c08541301b612f564ecaf1
Markdown5ae76ae45289ff5004eff54c1f0c617ce0f5c53803bf7df3582dc958e27ed25e
PDF
Publication page9c807340ea5d3a35ca730c3c7aea584d3335ca6c9e021043157a4635cb11f8f5
Manifesta5ae04a4d7048dad027cbc52291292f6699fe2a6173ea04a7146b55ae84f0d5e

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
Signature0so82FwMI2UN/RKpSGysM6CW6fTz9/DoXGI4uoOwUFaeUibBp3ZPbskwwOyueYZZoupNUdngDKlN+QTSvRsyAg==
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

2026-09-17T09:35:51.837237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095793
observed 9c807340ea5d3a35ca730c3c7aea584d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.820280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095793/manifest.json
observed a5ae04a4d7048dad027cbc52291292f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.803384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095793/publication.md
observed 5ae76ae45289ff5004eff54c1f0c617c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.785460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095793/publication.txt
observed e10450afe2d845c8b6d4731f2e368b28...
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.