OpenTechnical

OT-2026-000104036

Publication integrity record

Two 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-2026-000104036) never changes.

Identity and time

Publication numberOT-2026-000104036 · never reused
Internal UUID01a0aea5-341e-7e09-8639-204d5c4a5eb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104036
StatusPUBLIC

Content hashes

Canonical text8bf07d3b6c2ae3b133fb0d201eef2ad9f9364cc765056a1778363570807b130a
Markdowneb185a0cf5beaa9ca0ac8414f593b89e8570dc4f9566f63846567128f0195869
PDF
Publication page36d689ece36482b53b39a5f8f67a536c997f1050cd473eb961fe684ec08a836a
Manifestdef2019ac62b337d676e4b1b5c5c1f37e5f0215da862325e0acbc296a1529718

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
SignatureZgxNfFPK0pNdSD90m7cs6LTWDnqSmvXJoVmHuJogD2ykUF703tGFtlZX4jVhgLMgFHOWSneu5Iw8htZRDv0+AQ==
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

2026-09-17T09:20:06.010090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104036
observed 36d689ece36482b53b39a5f8f67a536c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:05.990718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104036/manifest.json
observed def2019ac62b337d676e4b1b5c5c1f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:05.974627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104036/publication.md
observed eb185a0cf5beaa9ca0ac8414f593b89e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:05.957914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104036/publication.txt
observed 8bf07d3b6c2ae3b133fb0d201eef2ad9...
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.