OpenTechnical

OT-2026-000065535

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065535) never changes.

Identity and time

Publication numberOT-2026-000065535 · never reused
Internal UUID01a0ae8e-46f9-72cb-99b7-cc85a30abf3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065535
StatusPUBLIC

Content hashes

Canonical textd8af3d506cf3082ed4d5ac1d4ebb96aeff9d3d82482a5ca4d893cf92b47363d8
Markdownc30837faae2f4e841bc8daaef0e2adde722d3e4ca92772bdf010ff775b28f763
PDF
Publication page3b8d7eab7bd2b05bb13af4e60b9323b6022666ec28053889d8b3032f3d97a8db
Manifestc135215077412d1324eac86c8b52cd96139774648390f301b07a4437ee14cbc5

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
SignatureTD/QCoL4tUV8PjyhpFFopadz/tN7VKrD434bfqnihKQ2Fqk6SzTWY/UCD3EmDdr+ekAKZofuc3L3m5CcMjxqDw==
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

2026-09-17T10:33:50.150301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065535
observed 3b8d7eab7bd2b05bb13af4e60b9323b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.131999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065535/manifest.json
observed c135215077412d1324eac86c8b52cd96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.111773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065535/publication.md
observed c30837faae2f4e841bc8daaef0e2adde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.092725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065535/publication.txt
observed d8af3d506cf3082ed4d5ac1d4ebb96ae...
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.