OpenTechnical

OT-2026-000044734

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000044734) never changes.

Identity and time

Publication numberOT-2026-000044734 · never reused
Internal UUID01a0ae7c-911a-7d3a-9804-ae504d626548 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044734
StatusPUBLIC

Content hashes

Canonical texte26a074dbc812ca6bc7b18ba2c453870a2439a9b30dd7de6b0d9d3b3d5d6a39b
Markdowne73bce52fbeb19d787a8e2fc0d5bb8f448f7f57ae71d53378a3df5cb6959b9b0
PDF
Publication pagefb04712e6b9e5f39717025da0e00e14b86e5d72daf5f17111a06db147fe756ac
Manifest3c167e90957049c1569a09907a5749d3af363eb12eff526a2be9d94d18811b49

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
SignatureGyG2oKoZfdxaCcDLExsGeMEBw7v3KwDcTpn75foVchxTARP39w40G7Z7vFDoIa3VaEfAsv8nfZtRyYYdUB5uDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:20.749541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044734
observed fb04712e6b9e5f39717025da0e00e14b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.731335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044734/manifest.json
observed 3c167e90957049c1569a09907a5749d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.711816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044734/publication.md
observed e73bce52fbeb19d787a8e2fc0d5bb8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.694041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044734/publication.txt
observed e26a074dbc812ca6bc7b18ba2c453870...
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.