OpenTechnical

OT-2026-000063042

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000063042) never changes.

Identity and time

Publication numberOT-2026-000063042 · never reused
Internal UUID01a0ae8c-94a9-7bc8-b848-4ea3dd5dcfc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063042
StatusPUBLIC

Content hashes

Canonical text364e4269355c83005c875e4c2920b1a3ba03fee41e94856b4a411f3229cb6891
Markdown47417b5cad80786647ea3ed25d037ed5d120bf07954d8c1f2d19b3041d656872
PDF
Publication page8b1a45d0ab1c79a2d4bf21098043ada608477190cc5858d2ec57306e0de9f357
Manifest9cf479a1337f4f7c63c92c4eaa8e2dd247c9efa64e4841add4e69a7cfbbcf9e2

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
Signature97x2GJOkNdB8yqbYpOksCFe/dEdaIRLuH5/UkY+tK3xGIzCCGfKAQ6Dk9wZ5t4LEXo5/OtRKsG0dqz0HUgUiBg==
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

2026-09-17T10:40:42.319261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042
observed 8b1a45d0ab1c79a2d4bf21098043ada6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.295365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042/manifest.json
observed 9cf479a1337f4f7c63c92c4eaa8e2dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.274547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042/publication.md
observed 47417b5cad80786647ea3ed25d037ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.254793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042/publication.txt
observed 364e4269355c83005c875e4c2920b1a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.992615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042
observed 8b1a45d0ab1c79a2d4bf21098043ada6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.974060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042/manifest.json
observed 9cf479a1337f4f7c63c92c4eaa8e2dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.955763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042/publication.md
observed 47417b5cad80786647ea3ed25d037ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.938470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063042/publication.txt
observed 364e4269355c83005c875e4c2920b1a3...
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.