OpenTechnical

OT-2026-000099473

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-2026-000099473) never changes.

Identity and time

Publication numberOT-2026-000099473 · never reused
Internal UUID01a0aea2-c974-796d-8534-7c2da91c244f · 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-2026-000099473
StatusPUBLIC

Content hashes

Canonical text75f3556d9198092278760a39159a46a8f7888ffc24fbc92cb9b328b7116355d1
Markdown6c2d92357217c6ecc8677b574f65efa2408f815619d69cc14b04880355210bad
PDF
Publication page09450522644b9d5789df1017e9d72ef4631683c07d79ce8320445a1cc5066bc3
Manifest39f92658aabc9af0fb37ebd3bb36eea5491aaa31de939cdf93c9df9c26c5a555

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
SignaturetkGKQ2BanFS1297UMz7zH2WlQOHemT73iSx5oV9qq76jCTpApCrtW7X4Twm4JBCvLu80d4BXzGxEDLzmhIbdCg==
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

2026-09-17T09:29:15.536141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099473
observed 09450522644b9d5789df1017e9d72ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.521014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099473/manifest.json
observed 39f92658aabc9af0fb37ebd3bb36eea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.502426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099473/publication.md
observed 6c2d92357217c6ecc8677b574f65efa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.485574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099473/publication.txt
observed 75f3556d9198092278760a39159a46a8...
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.