OpenTechnical

OT-2026-000056330

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented before set-down

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-2026-000056330) never changes.

Identity and time

Publication numberOT-2026-000056330 · never reused
Internal UUID01a0ae87-4bd2-7132-b727-bb4e88396a20 · 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-2026-000056330
StatusPUBLIC

Content hashes

Canonical texta3009f8ae85a4bd182f18aa52e7989d63ae323be1e7a2520a053eb5dc73e91bf
Markdown1dd1114ca661c933bd6989d5fee763b2efe86388f08467b6d10ce3e6ee4adfbb
PDF
Publication page58306086af8a1bdda29a076bae2d9a7bdabeb287826421f7eb971059e700a20a
Manifest4e1579c89ef36977964488de427b1d1ca80617de1b748426da4e1d0cf173f114

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
Signature3Pb4u71A64OmHl+1SNNQHKcxthxWzZAKNmmHhfRi+4LkonXClMQLnglbcMe6JwMsVutiJJqXW+PsrjY5hiI5CQ==
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

2026-09-17T10:50:50.147571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056330
observed 58306086af8a1bdda29a076bae2d9a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.129708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056330/manifest.json
observed 4e1579c89ef36977964488de427b1d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.112138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056330/publication.md
observed 1dd1114ca661c933bd6989d5fee763b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.094138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056330/publication.txt
observed a3009f8ae85a4bd182f18aa52e7989d6...
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.