OpenTechnical

OT-2026-000082509

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained 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-2026-000082509) never changes.

Identity and time

Publication numberOT-2026-000082509 · never reused
Internal UUID01a0ae97-8cc7-7a2f-a386-b34c3ffafe27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082509
StatusPUBLIC

Content hashes

Canonical textd07c37d7177515b6f552939d55bdf848d8bd402e154d99076d5c62499374b1de
Markdown4dad8686cbf8d9a72bdadbb97362380b595d7173ab1fff7dbb3afb503dc7a900
PDF
Publication pageaa5fe68896ce5724c2b81fbeb4cf7ec03e782625747ffc320a2261f34347cdaa
Manifestf0822b964baa5425a38099ec7bd3b30d70e8fde81382cec4d6440bfdcc6ec50a

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
Signature/g/6cjbFMnIFCFTxtHLSIY4CytC0bUYoD6Ui+OCjyDjAfgGBEuighziXK3GkzXsRJ8iMN3i3nSls9wgIK41CDA==
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

2026-09-17T09:57:56.443369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082509
observed aa5fe68896ce5724c2b81fbeb4cf7ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.427386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082509/manifest.json
observed f0822b964baa5425a38099ec7bd3b30d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.412290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082509/publication.md
observed 4dad8686cbf8d9a72bdadbb97362380b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.396625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082509/publication.txt
observed d07c37d7177515b6f552939d55bdf848...
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.