OpenTechnical

OT-2026-000056390

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000056390) never changes.

Identity and time

Publication numberOT-2026-000056390 · never reused
Internal UUID01a0ae87-4bd2-78c9-9898-d807b65ea969 · 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-2026-000056390
StatusPUBLIC

Content hashes

Canonical textc3c28183e530380eab0b1d709da1f0172d10b082d2576a7e3b56d314bf88f5ff
Markdown30c7a2c668cf0ae704334a43e43c3ea33394ab1bf03b963331787e3a99da4466
PDF
Publication pagee9722635cdbfdc82c25f131b4bd98222dfcc207b3db3722e73a12fd70748ab0f
Manifest5211883fd0765aefe8b74a3366d77655a376c7d4234a1b6e5018a366b1f6df77

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
Signature5Aplh4KplBaVhuGkVnfYHGO/YHZINvDrQe23RSUlt/lF0ZPJvx2ts7Ev+SAkmy/DSO8Vq9bK2SWqv97nxUSADA==
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

2026-09-17T10:50:54.989978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056390
observed e9722635cdbfdc82c25f131b4bd98222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:54.972765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056390/manifest.json
observed 5211883fd0765aefe8b74a3366d77655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:54.954074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056390/publication.md
observed 30c7a2c668cf0ae704334a43e43c3ea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:54.934640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056390/publication.txt
observed c3c28183e530380eab0b1d709da1f017...
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.