OpenTechnical

OT-2026-000099449

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000099449) never changes.

Identity and time

Publication numberOT-2026-000099449 · never reused
Internal UUID01a0aea2-c974-7d85-a596-9dd27526e033 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099449
StatusPUBLIC

Content hashes

Canonical texte6171ba9b03a22f0bfc5126df77059193c4cba57257723b259ee9ec98193bac7
Markdownee91c0e269e79de1d92c26a38ebcadd7021d01a589563c7a2fff1c9bb2c9da3f
PDF
Publication pagef586c104b79e0a1b7b6c83d54629d0eddbda0b777472e750cf56fbacb4d8e0b0
Manifest4be1c57dbc9e92bc2b29751465ef40e8db98a566ef5e15bb846444f61c813e64

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
SignatureiB6AGx0vrz3WBIk1ZJt67L2ExrTh7oHpx+Bnm9TQD1CY8GTeYuXWOoaAETfNRqS2YWFuiBAbja/dSxebkrBCBg==
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

2026-09-17T09:29:13.845124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099449
observed f586c104b79e0a1b7b6c83d54629d0ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.827151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099449/manifest.json
observed 4be1c57dbc9e92bc2b29751465ef40e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.809162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099449/publication.md
observed ee91c0e269e79de1d92c26a38ebcadd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.790532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099449/publication.txt
observed e6171ba9b03a22f0bfc5126df7705919...
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.