OpenTechnical

OT-2026-000059431

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000059431) never changes.

Identity and time

Publication numberOT-2026-000059431 · never reused
Internal UUID01a0ae89-8617-76b5-95df-9f6fafeb548d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059431
StatusPUBLIC

Content hashes

Canonical textcb378f3bf4bb6d912e6d050f854173b5303b801feca814363a29234fa53d6c43
Markdowna867eb14c0a92a22d5df6b3598ad85c4ba763fcaf59b68795dacbdcd69bbf825
PDF
Publication page40958f20d2dbfd3635344816ccf29a08465dc23e1885c2836031fd4c559957ff
Manifeste35c61a148167daaf19ead148a8b58672b6deb6a0485ddff1873c15a9a19f79c

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
SignatureC2litFSIU07yevOmWA9CROAMppD0HOsQDh+f5fNEMSlLvyL0GQS/zTKxzC5GSalQUEgWY0MIXkbn/0tH0AYaBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:07.331653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059431
observed 40958f20d2dbfd3635344816ccf29a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.314499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059431/manifest.json
observed e35c61a148167daaf19ead148a8b5867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.295858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059431/publication.md
observed a867eb14c0a92a22d5df6b3598ad85c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.276872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059431/publication.txt
observed cb378f3bf4bb6d912e6d050f854173b5...
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.