OpenTechnical

OT-2026-000056513

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000056513) never changes.

Identity and time

Publication numberOT-2026-000056513 · never reused
Internal UUID01a0ae87-7af5-79ba-ab96-b712aded3c1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056513
StatusPUBLIC

Content hashes

Canonical textcac7b398f87ea2e776a46427808bc9df9188be38ec90a6d9f1baec7ca7742ffc
Markdown9ee4f1823d98871880fe640cc07735289c7b919a50174882f6c254dd10950f70
PDF
Publication pagefb65df26575abf8a3f6ae14aaf6f20462b621d48a246f057ecb8308cd50c7d04
Manifest018bb6ae5f164363d65334084920ed4964dec893171131478457305d1424d7e4

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
SignatureRJxXaY2bDurrGsSMJ4l/rBwuGnomYA5J0OMuoSCEMbjAfdrl6wheaTItL/W2LCPE6Xmq0VNFQmaaxOKHygsFCQ==
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

2026-09-17T10:49:50.173781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056513
observed fb65df26575abf8a3f6ae14aaf6f2046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:50.155851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056513/manifest.json
observed 018bb6ae5f164363d65334084920ed49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:50.137161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056513/publication.md
observed 9ee4f1823d98871880fe640cc0773528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:50.118617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056513/publication.txt
observed cac7b398f87ea2e776a46427808bc9df...
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.