OpenTechnical

OT-2026-000056495

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000056495) never changes.

Identity and time

Publication numberOT-2026-000056495 · never reused
Internal UUID01a0ae87-7af4-71d2-826b-d600e967ba52 · 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-2026-000056495
StatusPUBLIC

Content hashes

Canonical textaa0d69974bcdbee5aba1113fcf6e4a71222b520ae23f195a6aed4209459184cb
Markdownda66bd7fce8d0f9dc12e82fc7ccc48905bb08dc2ec2c2a1d74bc246c9c8083a7
PDF
Publication page52fecdda0d975b84af5fd30042a8316924e47eb486f5e5db2a75635814eed377
Manifesta411e530612015e1e161b198cf0808ee1b05d052fd20797c30a05c8e8a4f329b

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
Signature5NErwXFixMVGSB/PIm5wjUN9JSMONpx3+Gvzf4TzJ3Mbc40pXPpkIRK/73BuOL0ftrPOMSfohwU1y9P3pI3BDg==
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

2026-09-17T10:49:48.742727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056495
observed 52fecdda0d975b84af5fd30042a83169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:48.723843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056495/manifest.json
observed a411e530612015e1e161b198cf0808ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:48.704909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056495/publication.md
observed da66bd7fce8d0f9dc12e82fc7ccc4890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:48.688232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056495/publication.txt
observed aa0d69974bcdbee5aba1113fcf6e4a71...
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.