OpenTechnical

OT-2026-000099347

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000099347) never changes.

Identity and time

Publication numberOT-2026-000099347 · never reused
Internal UUID01a0aea2-c972-79e3-a8d4-1ccdad33c7fc · 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-2026-000099347
StatusPUBLIC

Content hashes

Canonical textda138636da84e660c2c67d4b33b843df216ac4766abe6086949e0300f7b897e7
Markdowne334a1bd24e56e88e38c969a1985d53849ceb4f0511edab34518d58686c32f1b
PDF
Publication page3865d81569849e3dd9d9c5cc0dde69afd30f85bcf5ed2c5b45117a1f83f520b2
Manifestd3e7a6c51549f58e1d7969bf21d68b538649dfd6d7333ffbe6a728eb1fe41e3d

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
SignaturenQFLMfgsRGngu64QmNzo/SgDvV49hMk21yYW91jZB2QrXLEwc7CxLT6Ol8lTJu/OFOkfSNv+hRatijFKpGP5Cg==
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

2026-09-17T09:29:05.797908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099347
observed 3865d81569849e3dd9d9c5cc0dde69af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.781046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099347/manifest.json
observed d3e7a6c51549f58e1d7969bf21d68b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.762225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099347/publication.md
observed e334a1bd24e56e88e38c969a1985d538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.742452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099347/publication.txt
observed da138636da84e660c2c67d4b33b843df...
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.