OpenTechnical

OT-2026-000102677

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102677) never changes.

Identity and time

Publication numberOT-2026-000102677 · never reused
Internal UUID01a0aea4-858b-727f-b05e-28eb636549c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102677
StatusPUBLIC

Content hashes

Canonical text7afcea8c6a2866f20c51042cd2b9391db8131c22053055009381f77d6879db70
Markdown6fc483ab7cf081b55ed152320b11822e37f50e32c98b357748fa8bfd699325cb
PDF
Publication page4eb3015d6a7a5f598fddac6b38d57f77fb4a43fd0a73b529d89fe83e9d9f713a
Manifest2c93c2ead38eac05ed3cafac0590bd04f4f6da974fa44c4b37129a503ca7cda0

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
SignaturehilQE9dlMA2lZKT6xA1/IzLi4YGJ6jxaE0c4fF7KmzumKhhRaDx6oqJzZH79ULJuGWbjpPSh2ZTH0pizM3ApAw==
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

2026-09-17T09:23:38.801484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102677
observed 4eb3015d6a7a5f598fddac6b38d57f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.783967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102677/manifest.json
observed 2c93c2ead38eac05ed3cafac0590bd04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.764568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102677/publication.md
observed 6fc483ab7cf081b55ed152320b11822e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.745522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102677/publication.txt
observed 7afcea8c6a2866f20c51042cd2b9391d...
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.