OpenTechnical

OT-2026-000080659

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000080659) never changes.

Identity and time

Publication numberOT-2026-000080659 · never reused
Internal UUID01a0ae96-7e79-7ace-8b02-901db9a2fc5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080659
StatusPUBLIC

Content hashes

Canonical texte95e870be6d645f6917c10064e564671e1246174b35602aa26155310f397684e
Markdowna64d545e89ee7a7c5b549956ea124df86a32759707ee65a1a04b6ccc88063b22
PDF
Publication page8ddd4148ece3d8a3991e9ee3d7db12e0fd4f12500290030287e5674c607f85bb
Manifest7ed116d26895216d3dfa1331d05ae413e7aab1947b1cde4993a8dd82782eb88b

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
SignatureaeRrE27tCIdvPS7URjLwxE6Q7uZyTj+bxDJJ72BauM1xuKwIHuvOjq/sjnCwaY4B7wW2yY2kPTpSXkkTxj8vDw==
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

2026-09-17T10:03:20.438360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080659
observed 8ddd4148ece3d8a3991e9ee3d7db12e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.403307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080659/manifest.json
observed 7ed116d26895216d3dfa1331d05ae413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.354810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080659/publication.md
observed a64d545e89ee7a7c5b549956ea124df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.312171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080659/publication.txt
observed e95e870be6d645f6917c10064e564671...
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.