OpenTechnical

OT-2026-000102350

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000102350) never changes.

Identity and time

Publication numberOT-2026-000102350 · never reused
Internal UUID01a0aea4-8589-71dc-ac03-dd94f1b4dd26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102350
StatusPUBLIC

Content hashes

Canonical textbf076bdfc36ab38458534e6a0271b36ae8ca52cfef24e2fff80df12de4f7cec0
Markdown34d906b6537a046f5cb973336589e7362cff1fdb34ba12ab1ab18ab40a09a73c
PDF
Publication page3e2ff9927c8615e24212a05037f485db814abc986363b07c32d60eb66f650b07
Manifest9ee4a4eccf9a5c61720afb0c98e7c78c18e844487d78b165d370d95f7e84783a

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
Signature25TSlt7jG5/EvL/f6Svqfi7dKDKOZgOWi+BrDVlc62zXvqx8Y5fRXHotBSfM8KMCmjj9elE6+cqjeII/1GvaCQ==
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

2026-09-17T09:23:41.103027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102350
observed 3e2ff9927c8615e24212a05037f485db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:41.085030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102350/manifest.json
observed 9ee4a4eccf9a5c61720afb0c98e7c78c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:41.067402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102350/publication.md
observed 34d906b6537a046f5cb973336589e736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:41.051884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102350/publication.txt
observed bf076bdfc36ab38458534e6a0271b36a...
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.