OpenTechnical

OT-2026-000066108

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000066108) never changes.

Identity and time

Publication numberOT-2026-000066108 · never reused
Internal UUID01a0ae8e-8dc3-7363-b1ba-bfb7570adcaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066108
StatusPUBLIC

Content hashes

Canonical text8163424ed4d0a11eb9e2b7e9f65df860e197bc9453698d22180ddad88ead925b
Markdown0b04078d5acd5e71f87754407bea8f177468fafc95a1bb01417b84ae2adab9ca
PDF
Publication page1a302fa461e56322f5767dab72a94a6ca74980fbc41f86a416a88f4e6645adb1
Manifest365814c8ab745bde1e109ccc28997efb36134925de307a14a8b4d9d802f090ac

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
Signature+Z8a4Z2xTLPON6IABEWJBDUJmUY+erZcuT9bR+PPC4RCZrTE1EfoCfwmNaZP+PumPH33RDwUqNDy6ArjzL1gBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:49.316340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066108
observed 1a302fa461e56322f5767dab72a94a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:49.299181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066108/manifest.json
observed 365814c8ab745bde1e109ccc28997efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:49.280830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066108/publication.md
observed 0b04078d5acd5e71f87754407bea8f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:49.264780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066108/publication.txt
observed 8163424ed4d0a11eb9e2b7e9f65df860...
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.