OpenTechnical

OT-2026-000015266

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single 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-2026-000015266) never changes.

Identity and time

Publication numberOT-2026-000015266 · never reused
Internal UUID01a0ae6d-ef48-73a5-aee9-676848dc6fa9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015266
StatusPUBLIC

Content hashes

Canonical text1f72292610de794423ea55fb64fbe37200cd4d0e93eebf0658f44021efd70eb6
Markdownac35aef986e4a698fa37e8e65a970c7bb999a184e2ca85a28c8d79156d7e4c4d
PDF
Publication page469f78d60a5b437edd85b00f3bb57b9ffd0d8a798b42c25c77d2da245ef47e39
Manifeste65bef5197108fe79e7c7bdde08f40460a4a8c2644a9052c9d58590f96536184

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+Qrtring0UnPykA+9cWO7RHckvUKfpu/5/h5PO82QgzTx9euxIchodufSGSSDVm5mmDyxoREGDtBj/abMVlLDg==
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

2026-09-17T12:05:56.536637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015266
observed 469f78d60a5b437edd85b00f3bb57b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:56.518969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015266/manifest.json
observed e65bef5197108fe79e7c7bdde08f4046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:56.500888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015266/publication.md
observed ac35aef986e4a698fa37e8e65a970c7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:56.482391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015266/publication.txt
observed 1f72292610de794423ea55fb64fbe372...
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.