OpenTechnical

OT-2026-000046624

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000046624) never changes.

Identity and time

Publication numberOT-2026-000046624 · never reused
Internal UUID01a0ae7e-57de-7b57-b119-d9de65c6c6a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046624
StatusPUBLIC

Content hashes

Canonical text14b2a58bcbbe11ae371ff741debfc02245262b463d6d7cacdc42cb6bd48f6fc7
Markdownd1ba5c259909f7abcfc56df81a712cb767c294da6522a548783983c46a10f4b3
PDF
Publication paged09080c54ea62a68f4b93bafd5cd84d1b296f1954ceead44e98bd2f65210a873
Manifestb5fbc17c4bef1c7b613ce9b686689a08daca36c37439371f061d80d88056b045

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
Signature4dcHTuGDMu66XBBTnWYro+766eHCqqhIcAjOC7r1ZpiEkX64gf8ArwLk2Q7etrJpmwOcrXWZTWjDNxXwRbNeDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:42.523325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046624
observed d09080c54ea62a68f4b93bafd5cd84d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.505016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046624/manifest.json
observed b5fbc17c4bef1c7b613ce9b686689a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.486312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046624/publication.md
observed d1ba5c259909f7abcfc56df81a712cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.466283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046624/publication.txt
observed 14b2a58bcbbe11ae371ff741debfc022...
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.