OpenTechnical

OT-2026-000097677

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000097677) never changes.

Identity and time

Publication numberOT-2026-000097677 · never reused
Internal UUID01a0aea1-92f4-747a-9117-58b6b9d22639 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097677
StatusPUBLIC

Content hashes

Canonical text4699f7f186977e6dce8a73065fc5219e469cf59c4f790553c80990a53dceaae8
Markdown0fbbc7cee933e2ac5eb66f30e3e4d0c781c4b3dae79bb4fbb5b3a0a1dc8894c7
PDF
Publication pagedd67fdb3b6def66ad385c132655ca89c3cbc89f81f45966eb3b71c02aaa696f5
Manifestcffbe5054e53414a20f1b597690008276cc2f46514348f76eb83fd9027444a06

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
Signatures1YXWp5qIiFsOEltK6cJzURhiPcF0XEaTS6wIRB2CwEu2IiXVfseM6jsw3PJTk0tGPWuy/r5x8w5vzdfyAHfBQ==
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

2026-09-17T09:32:41.903414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097677
observed dd67fdb3b6def66ad385c132655ca89c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.884617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097677/manifest.json
observed cffbe5054e53414a20f1b59769000827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.864080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097677/publication.md
observed 0fbbc7cee933e2ac5eb66f30e3e4d0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.844878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097677/publication.txt
observed 4699f7f186977e6dce8a73065fc5219e...
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.