OpenTechnical

OT-2026-000025897

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000025897) never changes.

Identity and time

Publication numberOT-2026-000025897 · never reused
Internal UUID01a0ae71-a83f-71db-8b60-a4386645ae33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025897
StatusPUBLIC

Content hashes

Canonical textf3545b672bfd47a324d17277362c3c885e117db1d21193db0341d04a2b9cc3e1
Markdown0a680b3eea25e4d246b8796d4c5c4c175c9c3c404084d025ffaf267d99e72c2f
PDF
Publication page0e6efb526589a3f3efd1d7cc5d707c98ba4957bae20751664ec63c6491a87bac
Manifest6ff05c8b60eeb15ef84bb59a77166e9df12b4a24c269c9fcb3a883b572e85733

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
Signaturefx76D81099L0nsTvxKIVDtbPV6ek7rYxzc8c7x91aq0Ff6xK9Dczxwp6BBmvOhFRLdruVYGTpc+WJTKGQ5FuDg==
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

2026-09-17T11:46:14.530595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025897
observed 0e6efb526589a3f3efd1d7cc5d707c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.513684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025897/manifest.json
observed 6ff05c8b60eeb15ef84bb59a77166e9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.496461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025897/publication.md
observed 0a680b3eea25e4d246b8796d4c5c4c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.476791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025897/publication.txt
observed f3545b672bfd47a324d17277362c3c88...
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.