OpenTechnical

OT-2026-000050230

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000050230) never changes.

Identity and time

Publication numberOT-2026-000050230 · never reused
Internal UUID01a0ae82-5c46-7ec9-8aa5-7b0f6a18a983 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050230
StatusPUBLIC

Content hashes

Canonical text96c219ad1188c719a69d53f34c3e0c0be5129252bb33e6765b5b424f80d9338a
Markdowne81467adc987719edc22a00a145cb5b84348778b94ab0b4ec3761ccf19ac51a2
PDF
Publication pagedcf4c5503aca6b216bda4870bb1f9a0909a5bc34bbebd9c2fa1b9d42ac0e5598
Manifestbd42e54d2c20156c9061acea3c7c3035c4f1fc8ec63727a0eaf9e6f7c571d5c9

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
SignaturewKBORG8z8a2sByFy0CpzdfNbZQaj/9uGKcZP7WBA7UlxpBKg7fOVQ9WCT7N2S1426s41Y3Yq/TtZgFmV6VvcCg==
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

2026-09-17T11:01:13.474451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050230
observed dcf4c5503aca6b216bda4870bb1f9a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.458178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050230/manifest.json
observed bd42e54d2c20156c9061acea3c7c3035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.440703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050230/publication.md
observed e81467adc987719edc22a00a145cb5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.422922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050230/publication.txt
observed 96c219ad1188c719a69d53f34c3e0c0b...
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.