OpenTechnical

OT-2026-000061684

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000061684) never changes.

Identity and time

Publication numberOT-2026-000061684 · never reused
Internal UUID01a0ae8b-b8aa-7b78-91a6-9bbab9e29cb8 · 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-2026-000061684
StatusPUBLIC

Content hashes

Canonical texte7f5efef77dc59958432e27ba0b5e3b0ae203469252a7af5e26a2c1452a354f9
Markdown1c734c976c351585518b0133b04f6aa7ecc23d83c1efa25530a71dbb8864611d
PDF
Publication pagef1d44aed23decc211b927d88d6027c3bc68a2b3d7e0e464f6a0cffccf0474034
Manifest636d581240b4c00f64873bddfeea4b6b98f94ace460440afb954803e2957f7eb

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
SignatureGbqj6uUHQVIKMe+dqokPj6bz1amvkwaFeZiG/X0hNHUbUiq3HqRs+YPPQFDIbiZV6JCXN9WG37hS5pETvMVmCA==
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

2026-09-17T10:40:14.611996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061684
observed f1d44aed23decc211b927d88d6027c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.591327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061684/manifest.json
observed 636d581240b4c00f64873bddfeea4b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.568337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061684/publication.md
observed 1c734c976c351585518b0133b04f6aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.547708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061684/publication.txt
observed e7f5efef77dc59958432e27ba0b5e3b0...
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.