OpenTechnical

OT-2026-000095691

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000095691) never changes.

Identity and time

Publication numberOT-2026-000095691 · never reused
Internal UUID01a0ae9f-fac4-787b-86f2-c7d8d68ca222 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095691
StatusPUBLIC

Content hashes

Canonical text914b5e17bd327824b0bbec0bb1f8392dabf72973d4b0abb81054da3951bb4e29
Markdownbd748088445d459387879cc460e21cd0099bb1f05dfac9539ab70a2ff98eb78b
PDF
Publication page04a89c9fec0c015547a3b09cff2114c2072998b50f5c6683471490070f3e280a
Manifest9dd040a26cbe99fb2a4eecf8d3be3f8fdab4c97798bcb131a63555643766f59c

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
SignaturevHywngyhRUbyb6poBSV33l7hvEqBVhsUACxu9TWPOgszheMLqm0oj1ERYhHPLrCD0ZZ9v7AB8BnI7UpZfr/jAg==
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

2026-09-17T09:35:10.224523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095691
observed 04a89c9fec0c015547a3b09cff2114c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:10.206152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095691/manifest.json
observed 9dd040a26cbe99fb2a4eecf8d3be3f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:10.188236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095691/publication.md
observed bd748088445d459387879cc460e21cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:10.169799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095691/publication.txt
observed 914b5e17bd327824b0bbec0bb1f8392d...
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.