OpenTechnical

OT-2026-000086029

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000086029) never changes.

Identity and time

Publication numberOT-2026-000086029 · never reused
Internal UUID01a0ae99-e82b-735a-9bc5-024f36f689ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086029
StatusPUBLIC

Content hashes

Canonical text93df62d06f10ccba1f3b2022ca933a7100d30f1ffa67ced40a1ff5c1b5c0be2d
Markdown0f2063b32002c808c6c8f09771d1dc3da50324662bebddb14ef517ab8a95ba2b
PDF
Publication page2c505eca87386f1221e463bb460f412a56ab3cfaa7d47a0be9da52565417b6fe
Manifest184704fff75ed5586efa6ba796601ea822bf9572492192b5a9034229ac995f50

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
SignatureUyt/Wyzzos0lK3yw3qVXVxS13ULESI16MbPZCptqLTvdMvTl0J8iGSgvPu5tzBvZ9cZP00WCiCPip0Z9VNSYDg==
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

2026-09-17T09:53:01.278973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086029
observed 2c505eca87386f1221e463bb460f412a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.260628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086029/manifest.json
observed 184704fff75ed5586efa6ba796601ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.243682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086029/publication.md
observed 0f2063b32002c808c6c8f09771d1dc3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.226079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086029/publication.txt
observed 93df62d06f10ccba1f3b2022ca933a71...
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.