OpenTechnical

OT-2026-000051280

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000051280) never changes.

Identity and time

Publication numberOT-2026-000051280 · never reused
Internal UUID01a0ae83-2740-730a-a29c-7e56b722814f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051280
StatusPUBLIC

Content hashes

Canonical textdbafdea76b15ce5037c53393c5054fce5c44c02a06307ec8b5beaae71a1de11f
Markdown250c4afe04f2922e4f93b2eb0fffdf1de4cf480e549e9983c4e7bd79dad919a1
PDF
Publication page4e43502aa7e9071626df2b929ed3b0bd237b0eb5cd42b9deb8329b9aa689d432
Manifestf6a4b3c9f56423a3efdcf98004a31f46d199c59a547ac63e1e1b13cd0d023630

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
Signatureb5pB3Outh6LAh/ywoXctkcB5PypxNPRpo3HpbIPJyzVCCBxyB4GEQ9kfS1+miU5rgsGTWpgwOyA6wZ6P6O1GDQ==
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

2026-09-17T10:59:05.134180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051280
observed 4e43502aa7e9071626df2b929ed3b0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.116431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051280/manifest.json
observed f6a4b3c9f56423a3efdcf98004a31f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.097201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051280/publication.md
observed 250c4afe04f2922e4f93b2eb0fffdf1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.080238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051280/publication.txt
observed dbafdea76b15ce5037c53393c5054fce...
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.