OpenTechnical

OT-2026-000053622

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000053622) never changes.

Identity and time

Publication numberOT-2026-000053622 · never reused
Internal UUID01a0ae85-0a95-7611-96e3-a634c90d40ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053622
StatusPUBLIC

Content hashes

Canonical text232b4ee9b60570a33edaac7c791e80683f7c26e8ea636645934ec5c79d80228a
Markdowna8eb0639256fad5212ecdf3168a15bbb3c98f54855b609f45b61ef5643d8bfe9
PDF
Publication page4c4b78e44fd7d23929a4b99d3f829b4c1cbc3f7da51b77775a85bc486bc7e837
Manifestb4b6a91f30f421820ae2da38a3fa46720415a9d53fc7bbd8f37514149173277f

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
SignatureecZ164G1c56TZ7zqsYerzMLg/352Q/LJEv2Z2LkFuBJgxekZFh1qCr1qMSz7varLSxbMEqV1FtAu9v75d29lCA==
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

2026-09-17T10:55:30.063479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053622
observed 4c4b78e44fd7d23929a4b99d3f829b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.044918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053622/manifest.json
observed b4b6a91f30f421820ae2da38a3fa4672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.024210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053622/publication.md
observed a8eb0639256fad5212ecdf3168a15bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.006036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053622/publication.txt
observed 232b4ee9b60570a33edaac7c791e8068...
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.