OpenTechnical

OT-2026-000058090

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000058090) never changes.

Identity and time

Publication numberOT-2026-000058090 · never reused
Internal UUID01a0ae88-6eda-72b2-8b0e-5f834f93ab2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058090
StatusPUBLIC

Content hashes

Canonical text44eadb3e6aef0e74490d542c1acdef5b47cb160011395ca74b9c66edca44a1e2
Markdownbad82a0bf9afabd54656f9838ee33e62582410cd98cc15210abef1714c99cd35
PDF
Publication page10bb936a86b89b7c0389af70bf353edaa7364759cf510d97ca9356174ed480bd
Manifest90a6581b355435842f2a404d7665c75869eee8c1cc2169167151d6caa597a30a

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
Signature3Dxny1IBQkGNwQb7GdEM8NRPT2fNYcxQz0lNGJwZUjlX9gISXXcSRd7IdPycTvbCwmnP6KY45MirfE01/I4oBQ==
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

2026-09-17T10:47:45.290987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058090
observed 10bb936a86b89b7c0389af70bf353eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:45.269693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058090/manifest.json
observed 90a6581b355435842f2a404d7665c758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:45.248806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058090/publication.md
observed bad82a0bf9afabd54656f9838ee33e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:45.228731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058090/publication.txt
observed 44eadb3e6aef0e74490d542c1acdef5b...
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.