OpenTechnical

OT-2026-000061514

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000061514) never changes.

Identity and time

Publication numberOT-2026-000061514 · never reused
Internal UUID01a0ae8b-7b44-77e2-883d-cc42e9917239 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061514
StatusPUBLIC

Content hashes

Canonical texte0409dc8c2c86c5b54198cb428db46a89c620871734040a68765a24ef79c9cc6
Markdowndc132390777fdff856362c07b3eebb3f7c81ff20a8bd07b0e5624ab7c6a3f576
PDF
Publication page5d12be1f724669729d515c5bc525eb2d936dd03451344f519f354bf987caf6bc
Manifestdb7d6326f939c6d2a7fb2fbb4f802ac59b21285c0c23e8cab07aa713ab96fd63

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
SignatureR8/BQJrccC038wgvBUXjFbpnJCgmCimgdsKwlzt2AKYQwNbHiTZyY2arjnvRNkIBkrOS8aLmk8974s8SNXLkCA==
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

2026-09-17T10:41:24.738114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061514
observed 5d12be1f724669729d515c5bc525eb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:24.720393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061514/manifest.json
observed db7d6326f939c6d2a7fb2fbb4f802ac5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:24.701516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061514/publication.md
observed dc132390777fdff856362c07b3eebb3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:24.681100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061514/publication.txt
observed e0409dc8c2c86c5b54198cb428db46a8...
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.