OpenTechnical

OT-2026-000088044

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000088044) never changes.

Identity and time

Publication numberOT-2026-000088044 · never reused
Internal UUID01a0ae9b-1aa7-7527-9831-51e7f8a0279d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088044
StatusPUBLIC

Content hashes

Canonical text0bcd1ae6f3538ea5c255036bbc1f232d60ef2d60ee034f83ef1ba93840f1583d
Markdown351b1db1467471552ed09fa83fed01cd6aaea8221755534f7a32013c866a41a9
PDF
Publication page8188cb0f8303eb504ccff0256f5aac3757603199c53d9f7efd620584e001f81c
Manifest473a49c193a2817760d4e134b37cecebff2f5f1192c054f360ba07813ca3df88

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
SignatureKClqHmE5OQIBJzue8ACVQv3+kZ5674XaAgwEm4d6t2d+Fegf7gaFLQkJdNEHbplMOtSZJm1s+jpN7hLx/hHLDg==
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

2026-09-17T09:49:26.212021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088044
observed 8188cb0f8303eb504ccff0256f5aac37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:26.195563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088044/manifest.json
observed 473a49c193a2817760d4e134b37ceceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:26.176612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088044/publication.md
observed 351b1db1467471552ed09fa83fed01cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:26.159005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088044/publication.txt
observed 0bcd1ae6f3538ea5c255036bbc1f232d...
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.