OpenTechnical

OT-2026-000048816

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048816) never changes.

Identity and time

Publication numberOT-2026-000048816 · never reused
Internal UUID01a0ae80-c32d-7067-899d-5ce131ca9a0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048816
StatusPUBLIC

Content hashes

Canonical text61de80f60ffee64cb72ef351a62fba04672d0469b2565ac450ea17a39310f243
Markdown2b641f15b13252c85278d34ada435a49d4df277f0f42f40ca6542db2c8feb7b9
PDF
Publication page16a5b38ec696a784d103009e123241e9ee6e0d981fd50e13d0057df6f1b7c43a
Manifest65e487e20dfa3b9cf5abbccf1aa6259ca5de9c17728fac1d03e1fd032566cdea

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
SignatureeZ6INKWtEp+9zopiFvE2UloY+RORaRqr+m44fLBrLqKNOAZIYW8EZqS7PbtBAVIA02ktgrS/6HQYfMNEY7XcBg==
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

2026-09-17T11:04:32.619582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048816
observed 16a5b38ec696a784d103009e123241e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:32.595041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048816/manifest.json
observed 65e487e20dfa3b9cf5abbccf1aa6259c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:32.570852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048816/publication.md
observed 2b641f15b13252c85278d34ada435a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:32.545687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048816/publication.txt
observed 61de80f60ffee64cb72ef351a62fba04...
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.