OpenTechnical

OT-2026-000063478

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000063478) never changes.

Identity and time

Publication numberOT-2026-000063478 · never reused
Internal UUID01a0ae8c-f944-737f-ad8d-895dc4cbe71c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063478
StatusPUBLIC

Content hashes

Canonical text57f01bceb7f4818034f60fe1e3dab2167779102e958f0794a7d64461ac244fa4
Markdown89de3ea08fb675e3920789a31b662fcb9681116083166901f106c41d1ab6cd85
PDF
Publication pagef6b5330f705f62a352fd049802023741108e158bf52129557cfc5bdb8d673e87
Manifestc7953ed5db3238c4ea511c16a3fa86285b36f4dec9dafffdd67af12fc592403d

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
SignatureTFrn39fJBHY8dTko/rNMguxN1NuvqXS3bQ1ZB62OY8cB4ZdBSTQxzRwKtLupOVYpWCTVQ/qZ6EDAE/1fhUliDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:26.969996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063478
observed f6b5330f705f62a352fd049802023741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.950735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063478/manifest.json
observed c7953ed5db3238c4ea511c16a3fa8628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.933770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063478/publication.md
observed 89de3ea08fb675e3920789a31b662fcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.915990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063478/publication.txt
observed 57f01bceb7f4818034f60fe1e3dab216...
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.