OpenTechnical

OT-2026-000102772

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000102772) never changes.

Identity and time

Publication numberOT-2026-000102772 · never reused
Internal UUID01a0aea4-858c-749c-9e4d-e1a6d346a6c9 · 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-2026-000102772
StatusPUBLIC

Content hashes

Canonical textd2b111f9e796bcb0484ee318fb01b5a52d7aceeaf8097ce79c31784cb34315b1
Markdownd7690166a313997ce6f44d4e93f398c3b0afc5cefd5a3a35460e411504b50c4d
PDF
Publication page39293d0524f2077ce9e4fa02fadbb49981e47b8907dcc98f63852c9777f38ebd
Manifeste04905a88f0063b10e452eeffe96faaab349aced77e267190e16414c399956f7

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
SignaturebBfZJAkior4e5iMBb/y1E96voo0do2SOrcDCIL5EoLvz9JDQNCmv1Ruszod42uzerCmyufBummn0jrAlzaZ6Aw==
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

2026-09-17T09:24:17.830987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102772
observed 39293d0524f2077ce9e4fa02fadbb499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.810963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102772/manifest.json
observed e04905a88f0063b10e452eeffe96faaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.789880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102772/publication.md
observed d7690166a313997ce6f44d4e93f398c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.769542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102772/publication.txt
observed d2b111f9e796bcb0484ee318fb01b5a5...
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.