OpenTechnical

OT-2026-000061775

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold 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-2026-000061775) never changes.

Identity and time

Publication numberOT-2026-000061775 · never reused
Internal UUID01a0ae8b-b8ab-7460-8a8d-9349f839194e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061775
StatusPUBLIC

Content hashes

Canonical textdd937c3a15406575cbdca1ef14bb1e4edae50414602d809b479bb743800a7d65
Markdown743805043e07dc73c856bbef3c52e2babb83a279cbaf55b71051a3577cbb88d6
PDF
Publication page4b11570b6049918e7d4b4beae2f3d34cad3a914aca6a0418178a987f94a2078a
Manifestbbdc0f800df5404823bd97452eb8cfbfe07a13332dd0f2818a938a2ccbb25aa1

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
SignatureUbLPsGADwL6qjVpxfoh9YEYZo1mD0mlLe6E6Tf2Mlx08P54MbxHwEg7GeQdFoswjH53fCjl6kj7+L1n0wkUaCg==
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...

Independent retrieval

2026-09-17T10:40:29.214693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061775
observed 4b11570b6049918e7d4b4beae2f3d34c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.186525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061775/manifest.json
observed bbdc0f800df5404823bd97452eb8cfbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.164473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061775/publication.md
observed 743805043e07dc73c856bbef3c52e2ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.144246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061775/publication.txt
observed dd937c3a15406575cbdca1ef14bb1e4e...
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.