OpenTechnical

OT-2026-000083059

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single 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-2026-000083059) never changes.

Identity and time

Publication numberOT-2026-000083059 · never reused
Internal UUID01a0ae97-c962-7615-bc94-b5af4c51f494 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083059
StatusPUBLIC

Content hashes

Canonical text3eac1d3227e6c821f5f62ced0088e3f662f167c4b70acbfe62a338bd86a62db6
Markdown62a0eecd982753c481c9d88c861e4043b6b9db12cb199181bae6dc8bfd7fe8fc
PDF
Publication page5c54bbc4555fc6ee24bae4e2c085dc045f23700407f6f5977a00a56544d99014
Manifest8a528836c0884b3688b1f8e11fb50bf211431daa8bdbf0b8bc3a82d80a9042c7

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
SignaturefL4qH2ZeowxFBGG31msr4gVn68N48UNdgh5U0iFPuwpYmjY6bIa0R85Ua0By9gJIsYm8wATkOqIHV9MCUdJZAw==
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

2026-09-17T09:00:28.902417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083059
observed 5c54bbc4555fc6ee24bae4e2c085dc04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:28.882826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083059/manifest.json
observed 8a528836c0884b3688b1f8e11fb50bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:28.864380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083059/publication.md
observed 62a0eecd982753c481c9d88c861e4043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:28.845678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083059/publication.txt
observed 3eac1d3227e6c821f5f62ced0088e3f6...
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.