OpenTechnical

OT-2026-000094774

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold 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-2026-000094774) never changes.

Identity and time

Publication numberOT-2026-000094774 · never reused
Internal UUID01a0ae9f-2ded-7031-812d-fec890e06f49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094774
StatusPUBLIC

Content hashes

Canonical text0f391f194971049ad36f07e123d09bbd5639214d424037b4b6b19175075b2112
Markdowndef034ca0ff86b1f03cf74b5b5544a8131891c6c7848148d90abd930068d272c
PDF
Publication page9e32d8fee7f1fbc0397714f9ec01053161e687656aa760a106fcb3373e4c1375
Manifest5f61328bfcdd3c883bd8e7aa5c4511ff6558d8d4f5ea8338081fabf6c0193431

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
Signatureda2gXypEQiQqsEZ2kLFV5hged+j52N4JymMutiWd3a7LuWcDDQVT9e9WrWz9EXsKN87pYoHcfwR0AVACUi+bBQ==
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

2026-09-17T09:37:15.254688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094774
observed 9e32d8fee7f1fbc0397714f9ec010531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:15.237672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094774/manifest.json
observed 5f61328bfcdd3c883bd8e7aa5c4511ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:15.220721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094774/publication.md
observed def034ca0ff86b1f03cf74b5b5544a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:15.204671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094774/publication.txt
observed 0f391f194971049ad36f07e123d09bbd...
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.