OpenTechnical

OT-2026-000100465

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000100465) never changes.

Identity and time

Publication numberOT-2026-000100465 · never reused
Internal UUID01a0aea3-66ef-7ca0-8974-b1efb40e48ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100465
StatusPUBLIC

Content hashes

Canonical text129c2556203b237a26f7119af0e9338e2f45967e743e98275a822ded06f0eb3a
Markdown2387a2d3b4b0dd622425d1a3a91f529b6f743f4a536435935c242f943bc7dfe6
PDF
Publication page459c5a60e0fb42c6d88f2ed44ba038cdd5ffb702920dc5deda3651ce5b422334
Manifest7c3c01adae0da6e3b09d52f7a40f234161320d123dffcecc63dc54c7cbed6561

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
Signaturedia66kjHPceJUvV/7+v7OHB9ylmMCHfaJK3HDBNjxLUChEVaSyvWDiTZiGaaWRJ8YdRLRi7YPjmGHyfwW59CCw==
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

2026-09-17T09:27:12.930530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100465
observed 459c5a60e0fb42c6d88f2ed44ba038cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:12.913228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100465/manifest.json
observed 7c3c01adae0da6e3b09d52f7a40f2341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:12.894114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100465/publication.md
observed 2387a2d3b4b0dd622425d1a3a91f529b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:12.876970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100465/publication.txt
observed 129c2556203b237a26f7119af0e9338e...
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.