OpenTechnical

OT-2026-000039735

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000039735) never changes.

Identity and time

Publication numberOT-2026-000039735 · never reused
Internal UUID01a0ae78-d8d5-7fd2-9ff8-95ef783e2935 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039735
StatusPUBLIC

Content hashes

Canonical textd0943d7e0fad180b15ff239bb6a33db34d1ea69935c100cab9e50506a1a4c1fb
Markdown940fcc6ddccaa397ecfde062c6cbe6f1a310c48c654600b5e95968afbb252360
PDF
Publication paged7668fe6f4421c2c79f55a3f41dc363ba99d3a4e9937df9f4573652e2682ca86
Manifest349d22155a2a94e30d1ed0e27a7376084663381d78392ea7ddcf5a8c94c8a668

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
SignatureqpOW7rIzvbX+YO8svpZ64K1tzgPS5FeS8NWDx+NjJetmmtUFWo98QOEDsxBiKG7eL7XeU3LRirFa9Y8f/jWvAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:56.697623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039735
observed d7668fe6f4421c2c79f55a3f41dc363b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:56.679531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039735/manifest.json
observed 349d22155a2a94e30d1ed0e27a737608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:56.663441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039735/publication.md
observed 940fcc6ddccaa397ecfde062c6cbe6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:56.645646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039735/publication.txt
observed d0943d7e0fad180b15ff239bb6a33db3...
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.