OpenTechnical

OT-2026-000099099

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000099099) never changes.

Identity and time

Publication numberOT-2026-000099099 · never reused
Internal UUID01a0aea2-8287-7cdd-baa1-59f58a0e1f99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099099
StatusPUBLIC

Content hashes

Canonical textbc9de642858fb2d262d07fe15e95bfced1341ecaf2a6c498c9d01fd2fd8cf23a
Markdown7e2def381ab3f02ef69a51d26a8b6572bf8ebae3efc9776b557b2907f7d6d074
PDF
Publication page0f4b9708225d8b6c2eb32b1ec042d7c72172f427ed6c82df951214462e9caf57
Manifest7852450e6b05cbd0ca0d49393de503641458de5bf0b6364c77d3ce9520e0bc08

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
SignaturehEShnys2BAHLRbXwmTt3ejbdBSqMKePx704YcVm7KyeuV/cpkRkZbjuQfjZxWKZJB4vliVFuh3xH1WnsPgOFBw==
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

2026-09-17T09:30:20.428119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099099
observed 0f4b9708225d8b6c2eb32b1ec042d7c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.409353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099099/manifest.json
observed 7852450e6b05cbd0ca0d49393de50364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.389174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099099/publication.md
observed 7e2def381ab3f02ef69a51d26a8b6572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.370666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099099/publication.txt
observed bc9de642858fb2d262d07fe15e95bfce...
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.