OpenTechnical

OT-2026-000098304

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line 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-2026-000098304) never changes.

Identity and time

Publication numberOT-2026-000098304 · never reused
Internal UUID01a0aea1-e965-7269-8d59-47590eb518e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098304
StatusPUBLIC

Content hashes

Canonical text5bfe7b46ab270e42d7e82337ff111f425e9d21ef3a779f141fa92b15738927cf
Markdown61573d21a7d85c26b2e10ba5f694784d0405fc89bc01201de400ea887498ffef
PDF
Publication pagecb660836525e087fa9cb0153cd4137b1dda5a5584272993435e6408c1c7d100c
Manifest944a0380dad3c39175a051a48c257efc14e59e4d78bc32e10516d9e580ba0222

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
SignatureaaVyTnRYtjFY4rpSIzUsLEXBxiQ9xfzqmuzmRtDpDEkRfx/79PXdn+hw2SgGyhV/hYgB3PXZUC9XlBwu2vq0AA==
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

2026-09-17T09:31:30.426963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098304
observed cb660836525e087fa9cb0153cd4137b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.407542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098304/manifest.json
observed 944a0380dad3c39175a051a48c257efc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.387158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098304/publication.md
observed 61573d21a7d85c26b2e10ba5f694784d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.368635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098304/publication.txt
observed 5bfe7b46ab270e42d7e82337ff111f42...
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.