OpenTechnical

OT-2026-000098000

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000098000) never changes.

Identity and time

Publication numberOT-2026-000098000 · never reused
Internal UUID01a0aea1-92f7-71ee-9a6c-af1c0525904b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098000
StatusPUBLIC

Content hashes

Canonical text505beda3137bb3af1a14cce47f1a29b4b3dee4d97c0868c1720a41f1e22b101b
Markdown1b1ea5385fdb6952bbcc0024cb81da907b51306a9f383c1caa513b6b2c41948d
PDF
Publication page8beef17b4f7338411f24b5bbcc681eff12489637e343e63dc40f61274c7bb889
Manifestcf440598326734e5993bd4a6cead5301d930b31c23ca6f3f5c394e2104a20157

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
SignatureIAJZSSUQDkErO4t7Ol60Ht78JaVNdEBh5QxBQMzHB68za6ewRTc9uLRmMVXAsF5xpy0J536I8VHTmA5yBArfAg==
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

2026-09-17T09:33:10.236761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098000
observed 8beef17b4f7338411f24b5bbcc681eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.213659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098000/manifest.json
observed cf440598326734e5993bd4a6cead5301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:09.354295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098000/publication.md
observed 1b1ea5385fdb6952bbcc0024cb81da90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:09.333759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098000/publication.txt
observed 505beda3137bb3af1a14cce47f1a29b4...
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.