OpenTechnical

OT-2026-000007570

Publication integrity record

Single cup vacuum gripper, 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-2026-000007570) never changes.

Identity and time

Publication numberOT-2026-000007570 · never reused
Internal UUID01a0ae62-4df7-7d63-99c7-40d4d4d33847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007570
StatusPUBLIC

Content hashes

Canonical textd828c3161eea435d59e3ec232de563ab3b7972cf2ef18ce99c8ce06da0bfd214
Markdownc9945eef68bc5bfab33e838a13d4e81a3861b0b13ede2383aa4f66f978f76701
PDF
Publication pagea0d7a9927231f4149dba75e43f730eadb034196ae8d9d29e7b348c5c6a4416ec
Manifest4ea9a79179b12f3b99010374d1754489b49e1d69cd59cfa33f24694f07d2defd

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
SignaturegMB4/KBeKRsOxFEVz1iWabem00HeJkMddL/a8e7y3pqg5LfvTD+k+3zwIsAH2wkbNM0yHXlev2HeBwi0rHknDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:25.075581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007570
observed a0d7a9927231f4149dba75e43f730ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:25.059464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007570/manifest.json
observed 4ea9a79179b12f3b99010374d1754489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:25.042145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007570/publication.md
observed c9945eef68bc5bfab33e838a13d4e81a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:25.024327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007570/publication.txt
observed d828c3161eea435d59e3ec232de563ab...
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.