OpenTechnical

OT-2026-000064590

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000064590) never changes.

Identity and time

Publication numberOT-2026-000064590 · never reused
Internal UUID01a0ae8d-deb7-7310-873e-1f5faaeb202e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064590
StatusPUBLIC

Content hashes

Canonical textdee7ee330d4d8703a461685fb69535f35d0b650c8cf1d9cd0cd498970b5419de
Markdowned43314232f74bdfddb66a613df9d4dec192f479eb5add52633325d84eddab9c
PDF
Publication page7761dbf4a1d138bd5063b8e9f5ff3681777e9853319889ea33097c1e81a8dd8b
Manifestc15d6a285a0dfb4b0a17781851706487b88cedbeca2a9ff0a825ddb910c7d816

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
Signature6Ltfrtb0A55ckwi35m2jx2pnaju9drthsb49AfdA1g+NlotvVIjcfsr6LFwHQZmu43K0CZ2ObwfxDSBiB56iCg==
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

2026-09-17T10:35:21.731863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064590
observed 7761dbf4a1d138bd5063b8e9f5ff3681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.716185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064590/manifest.json
observed c15d6a285a0dfb4b0a17781851706487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.700310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064590/publication.md
observed ed43314232f74bdfddb66a613df9d4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.685040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064590/publication.txt
observed dee7ee330d4d8703a461685fb69535f3...
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.