OpenTechnical

OT-2026-000102137

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000102137) never changes.

Identity and time

Publication numberOT-2026-000102137 · never reused
Internal UUID01a0aea4-50f2-7a44-a598-d19440cfea80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102137
StatusPUBLIC

Content hashes

Canonical text8b0308f6918a6f94e18a2cc5a6ef4943ad4eed31307e176f62d36b0b07482d61
Markdowne861d16a41c7ed7669914a0144d172676dc984ae352f146921b7783d5eac1374
PDF
Publication page3f046779746b31a7a92f204ea19c51a50c6d8dd7c204947ebd47c182be916908
Manifest26b49ee898e005e939ee0516e7b9f5487b7e4528ebc3bd0c430995804ae54d2a

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
Signature7gLDKHEJtdS0zvLlUaDqOykHGNecEsmcZF1KKl1/zxuScezflaVh1r2kUTon6B47e/OTn1ouj3Jo3QC/SN/XBw==
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

2026-09-17T09:25:18.051344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102137
observed 3f046779746b31a7a92f204ea19c51a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:18.032829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102137/manifest.json
observed 26b49ee898e005e939ee0516e7b9f548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:18.012367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102137/publication.md
observed e861d16a41c7ed7669914a0144d17267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:17.994220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102137/publication.txt
observed 8b0308f6918a6f94e18a2cc5a6ef4943...
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.