OpenTechnical

OT-2026-000102982

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000102982) never changes.

Identity and time

Publication numberOT-2026-000102982 · never reused
Internal UUID01a0aea4-be3d-7ef2-992a-7cc649b2ca91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102982
StatusPUBLIC

Content hashes

Canonical text8d6348bc8b21ae1c2e0dae244b32f90c8172b421018936dd516c36e6a15fc789
Markdown2b3d7c175f732c9789e0bce5a3a0e9ae66555adef9c4b26c4b9cb7d4dc5db51f
PDF
Publication page7a1464a64f1d755752b22c2cfd9d3941b3f77e5ee5f0c2389f038a9fd8386550
Manifest3c5b955c357188c67093f40d5457b383220afeecaae938e12a4dcbe5662678d0

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
SignatureiA+baoOyteZTEdU4NIHxKNQOJH0hkkpCV2Tk9VSofQ7yaVRpLHKOH/CC6Nyn6Ri7FMZHi6Z6lXp6s3E7I7StAA==
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

2026-09-17T09:23:05.637554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102982
observed 7a1464a64f1d755752b22c2cfd9d3941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:05.619489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102982/manifest.json
observed 3c5b955c357188c67093f40d5457b383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:05.600327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102982/publication.md
observed 2b3d7c175f732c9789e0bce5a3a0e9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:05.580816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102982/publication.txt
observed 8d6348bc8b21ae1c2e0dae244b32f90c...
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.