OpenTechnical

OT-2026-000027078

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000027078) never changes.

Identity and time

Publication numberOT-2026-000027078 · never reused
Internal UUID01a0ae72-3453-799e-a568-a54f21abc82d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027078
StatusPUBLIC

Content hashes

Canonical text60c1e13465e29f8ac3bcd35873eada252dced56fed2ca1c867b728a5933963fe
Markdownf2121a559cde091f7b9d4078dd5ff46b24bee64c5f1d13c5aa87c72f57bb3c5a
PDF
Publication page191fff38c058ddeac4bf69cd8bc76786ee201e0d36d3d2d279a1a184617f036e
Manifestcd75bf6d66f2c73aab88fd546e0e1c176ec577093254fa8e628f132dbaac367e

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
SignaturelGqbVzrlN/KNIdNlNrKXkUJGqO8JWZ4S2cQSYJsA29VeyJI5salZBcJy+KHHenDzG6ICFICM4NW2KAexgtkgDQ==
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

2026-09-17T11:43:50.538863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027078
observed 191fff38c058ddeac4bf69cd8bc76786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.522647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027078/manifest.json
observed cd75bf6d66f2c73aab88fd546e0e1c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.499292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027078/publication.md
observed f2121a559cde091f7b9d4078dd5ff46b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.482535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027078/publication.txt
observed 60c1e13465e29f8ac3bcd35873eada25...
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.