OpenTechnical

OT-2026-000066797

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000066797) never changes.

Identity and time

Publication numberOT-2026-000066797 · never reused
Internal UUID01a0ae8e-ce43-7cb1-b834-9e2924ce58e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066797
StatusPUBLIC

Content hashes

Canonical text62f407676ddf3e2f16b966ffe3f6262396b56a98da6c925e3009423ea07a998b
Markdown0afaee42f8545029bc1fb3be48c7e832261ea4b5c803b59bb51090874d37a0c1
PDF
Publication pagefb1bcd0544122b7950ed7156e8bd775cf0127a403cf3f52297ee20d93504bc2f
Manifest1c224b33f5c5475edb632655158d066a5299ccf6c8986feebd314ef7daceb897

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
SignatureqVrbC8c0McDJR1rBOZ0GDZac9vbUr1niCfn5zto9CV8uxMLzrTyK0DZ/nHN2f1ZWIrTYMNA6ZJASFWIWZfAODw==
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

2026-09-17T10:33:13.378731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066797
observed fb1bcd0544122b7950ed7156e8bd775c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.361526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066797/manifest.json
observed 1c224b33f5c5475edb632655158d066a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.343503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066797/publication.md
observed 0afaee42f8545029bc1fb3be48c7e832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.326859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066797/publication.txt
observed 62f407676ddf3e2f16b966ffe3f62623...
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.