OpenTechnical

OT-2026-000056363

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000056363) never changes.

Identity and time

Publication numberOT-2026-000056363 · never reused
Internal UUID01a0ae87-4bd2-7a3b-84ec-34ee1ea45649 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056363
StatusPUBLIC

Content hashes

Canonical text0858f7bad25b64d7c939f3aeb5bce4ec9422937b28c102f93b905a4627a3e2e1
Markdown1726832a042123815746022598bdf719e0da8361e7715f31bf93432d0a5e3a63
PDF
Publication page76d83bab2fc73670c851ba165c900833248f1666505af499cce9ed51304b75ae
Manifest593a5520ff6f3983dca169ed6d763a360e9fc0c5208f14d4a3cfd29e5794a3c8

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
SignatureUDLcYPaCIKn+f9AA+xfq3PTUr0UeMFGKW9F/awlX18oOFvj6zaE74Z852p+vc40dSviewPXBANcM0ZwROvvsBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:52.687047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056363
observed 76d83bab2fc73670c851ba165c900833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.666663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056363/manifest.json
observed 593a5520ff6f3983dca169ed6d763a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.647959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056363/publication.md
observed 1726832a042123815746022598bdf719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.628384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056363/publication.txt
observed 0858f7bad25b64d7c939f3aeb5bce4ec...
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.