OpenTechnical

OT-2026-000071463

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000071463) never changes.

Identity and time

Publication numberOT-2026-000071463 · never reused
Internal UUID01a0ae91-e0ed-7227-a5ba-18af97d8bdd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071463
StatusPUBLIC

Content hashes

Canonical text95febda97af8f4016283ed6ae2f81caf8acead07571688ad5aaf970f554bf12e
Markdownd87da246c3cf809050a6df2b82e248d7561ecd80d8394ef06d13e29ef345018e
PDF
Publication page5d6c6bb26454a16a575d42c0bf724be513a868bdf18b11778d74657b9d593e1f
Manifest18f6ffdc8b7119b9a459be4cfcb56cfa03f79b83ab3a50b8107b78158e87d7ce

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
SignatureUn1TwkcCBxabLs9iFQ7zSfQUlSreFIFvPKqrxLIwR3L/uMT/18UcKv+USHzjSv2IOxu+7923wuYCbW2Kr+skBA==
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

2026-09-17T10:25:06.266456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071463
observed 5d6c6bb26454a16a575d42c0bf724be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:06.250022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071463/manifest.json
observed 18f6ffdc8b7119b9a459be4cfcb56cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:06.232659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071463/publication.md
observed d87da246c3cf809050a6df2b82e248d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:06.207677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071463/publication.txt
observed 95febda97af8f4016283ed6ae2f81caf...
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.