OpenTechnical

OT-2026-000065263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000065263) never changes.

Identity and time

Publication numberOT-2026-000065263 · never reused
Internal UUID01a0ae8e-1dfa-7512-aed6-378376bee1f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065263
StatusPUBLIC

Content hashes

Canonical text5b34b1d8486d4d617afcadab55dc3252f70db1c3751fe98719a5b5f68f5dd648
Markdowndc3657d2ede9a737abc522327e1d0720eb56fe72e2445d78b1fb3990c42046f7
PDF
Publication page1b6758bd357550409860624bcdd931f9bfd6582ca68cc9236589ba13993ea1fe
Manifest9c7f2ccad8aef69054dfa70debbc3bd541a8ef17c5efc2b16a0758d68b152613

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
SignatureEFBV9n+/UoZW90FRuK7rSeNvWe2L4zozLz3vEp/iZfVIdWlDx00PDAQZnWaMeNbhFSg4wUuQ+Lr/EfnWp40YCA==
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

2026-09-17T10:35:07.674940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065263
observed 1b6758bd357550409860624bcdd931f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.657868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065263/manifest.json
observed 9c7f2ccad8aef69054dfa70debbc3bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.641274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065263/publication.md
observed dc3657d2ede9a737abc522327e1d0720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.622080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065263/publication.txt
observed 5b34b1d8486d4d617afcadab55dc3252...
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.