OpenTechnical

OT-2026-000095046

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000095046) never changes.

Identity and time

Publication numberOT-2026-000095046 · never reused
Internal UUID01a0ae9f-2df0-74e4-82ed-cda574d1b3ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095046
StatusPUBLIC

Content hashes

Canonical textfb4d712b8ec86c8559d58d58c3807a2f6a1ec8ccd1e3249bbd9cb17a964debb2
Markdown92d45876d52bab5063f6a1bc6575e177cf2d0778b9b33b9ca18e7c1d642b7b44
PDF
Publication page6f334e5f610198c4b9f3fd179472b4684493bd3610875b61adf3a16791c50e4f
Manifest51d91d94cdb45cc90303f45eb0823fbe611488be01f83aa79a889e48fa62e6ca

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
SignatureUjcqpXxeQFvmMVbzKKd/OLHL8wweFLDF3jfvA4PWM5CqhDgFTicJ+ECqGXIWHVfVF1aCXsCg/2dMItuqosI0Ag==
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

2026-09-17T09:37:36.612806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095046
observed 6f334e5f610198c4b9f3fd179472b468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.596511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095046/manifest.json
observed 51d91d94cdb45cc90303f45eb0823fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.580653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095046/publication.md
observed 92d45876d52bab5063f6a1bc6575e177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.565688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095046/publication.txt
observed fb4d712b8ec86c8559d58d58c3807a2f...
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.