OpenTechnical

OT-2026-000023607

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000023607) never changes.

Identity and time

Publication numberOT-2026-000023607 · never reused
Internal UUID01a0ae70-aed3-76be-a184-27f9104a2172 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023607
StatusPUBLIC

Content hashes

Canonical textfa665a76090e056b12c646721e6e2df8c72bbea6b582f6fafee5ee60fffb82e2
Markdown8b590292b7becca5552bd3b6c9fe6d0567e275ada3b9845a188915029253a867
PDF
Publication page235833c49b4dbe18998f79d0d767b41ba897dafbb58818a9b34df60824aaec4f
Manifestbb2d10e7b3a60feee4bdeb2332d24b78b5e6a1dd61f0e9e229b8f0e96552f525

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
SignatureIusZvUyTB2Nb9G5369IjJ4PvcXJHrg/i8j93hzd/GdGBAQ0geS7saGDakVcJlivcwmREIq9Rrb8bq8sS0AK4Aw==
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

2026-09-17T11:50:47.450749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607
observed 235833c49b4dbe18998f79d0d767b41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.432380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607/manifest.json
observed bb2d10e7b3a60feee4bdeb2332d24b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.416584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607/publication.md
observed 8b590292b7becca5552bd3b6c9fe6d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.397127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607/publication.txt
observed fa665a76090e056b12c646721e6e2df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.550725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607
observed 235833c49b4dbe18998f79d0d767b41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.533583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607/manifest.json
observed bb2d10e7b3a60feee4bdeb2332d24b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.516932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607/publication.md
observed 8b590292b7becca5552bd3b6c9fe6d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.500051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023607/publication.txt
observed fa665a76090e056b12c646721e6e2df8...
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.