OpenTechnical

OT-2026-000084433

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000084433) never changes.

Identity and time

Publication numberOT-2026-000084433 · never reused
Internal UUID01a0ae98-5b62-760b-bda2-f1f5c282bef5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084433
StatusPUBLIC

Content hashes

Canonical textab880cfe3ebaaa313f02b6bbd0e6aa1d6cf96ecc34bd4e8227edc253efea8134
Markdown2d1e52cfc8d40907154841c8405190a174ed0e82192de95b21de13347f186fb8
PDF
Publication page2ea77310024ccec9c2b9adf9460b342020589bc7b85330ccab6b730ec30fe267
Manifest46d53c49610f08c94ebfd7691d316d71d153da7f9dd65318bc4f10d679364117

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
SignaturetBbK88IiHEXPXIjRSmKRWcRVraXD4JUTRcpPIPuhahjwakSA79y3HSUxNwxujAR4uQa6nIrH43K814MWs3/xBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:23.177306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084433
observed 2ea77310024ccec9c2b9adf9460b3420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:23.160206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084433/manifest.json
observed 46d53c49610f08c94ebfd7691d316d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:23.142477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084433/publication.md
observed 2d1e52cfc8d40907154841c8405190a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:23.125598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084433/publication.txt
observed ab880cfe3ebaaa313f02b6bbd0e6aa1d...
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.