OpenTechnical

OT-2026-000070713

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000070713) never changes.

Identity and time

Publication numberOT-2026-000070713 · never reused
Internal UUID01a0ae91-8c2c-7adf-8600-0ce110423c87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070713
StatusPUBLIC

Content hashes

Canonical text994f663aa558a88e3bce1645b88ad3257be45e2a73bc4dd3298ebc0d8d6f8d50
Markdown001fd5b274030df3c7f12809a873bd34770c621ad16236747e655ef2afd725f1
PDF
Publication page334808982ca720d0899d9523e8b71fbcf00391379c734ed1788c60efab674a2f
Manifest13fcab5cdd8fb584df76e07c9f66439a179489a57bbf4174f17709406231b1be

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
SignatureU75bF3n3q1Ap/eE3sxo3cPXvPPy+i/PTxAYcaCu8N+VTEMXmpIp4zeErTEAni8ynRyEMPRoVXSKIcScrk7Q9Dw==
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

2026-09-17T10:25:24.159289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070713
observed 334808982ca720d0899d9523e8b71fbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:24.142165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070713/manifest.json
observed 13fcab5cdd8fb584df76e07c9f66439a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:24.124011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070713/publication.md
observed 001fd5b274030df3c7f12809a873bd34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:24.106190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070713/publication.txt
observed 994f663aa558a88e3bce1645b88ad325...
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.