OpenTechnical

OT-2026-000068580

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000068580) never changes.

Identity and time

Publication numberOT-2026-000068580 · never reused
Internal UUID01a0ae90-2482-7d8c-8fec-4972148a222b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068580
StatusPUBLIC

Content hashes

Canonical text398b700dbe956cb55c0a294bb93dd477370f399f066680992b41e7d3757066a0
Markdownaea8e3414f807a187c54c34a7fec0ea5b0f0324c191213a16d9a939a67740ef0
PDF
Publication page7c919ad1832383bb677ba04d3f04bb90666556567150d8805e02eaa29e4ee6f4
Manifest9760fef8d2c940809c9ba85e7db1d6cf91190429a464c2a08e47e80258f93465

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
SignatureUKt5V2vHlQ2LRBQ7UJ31S9MADQ1hVwYkjXLa+hgrbuLdAfj1mZBqxmp4SfjbvBb+JLHliwY3936vf+ePC10sCw==
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

2026-09-17T10:29:45.261717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068580
observed 7c919ad1832383bb677ba04d3f04bb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.238721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068580/manifest.json
observed 9760fef8d2c940809c9ba85e7db1d6cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.221352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068580/publication.md
observed aea8e3414f807a187c54c34a7fec0ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.203577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068580/publication.txt
observed 398b700dbe956cb55c0a294bb93dd477...
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.