OpenTechnical

OT-2026-000061377

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000061377) never changes.

Identity and time

Publication numberOT-2026-000061377 · never reused
Internal UUID01a0ae8b-7b42-79ec-9704-b7ae4a196887 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061377
StatusPUBLIC

Content hashes

Canonical texta25641c28c7c29cf0d32de383c7270fff925cbec58a1494fc6d17907082be30c
Markdown3166cd1cd0806e29adb1b2e2da468831ab7aee35885269619010ea35d1f82eb3
PDF
Publication pagee91c3da937234d61e85eaaaa53d256723ab552c6964cbdd2e2321ede21044924
Manifest5d10e35319cf9e84a34ea498e843eb0b3443dd00e408a1c15c99d4a3e5f49c4d

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
Signature8y3xHMVYX6QWEQtjHvuCAonbtZCbefHak3FVkaiOWQuigZURNmPfSl1qeQIeMjS1YtAj9/7y5LuIh9H+cxFJBg==
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

2026-09-17T10:41:14.067726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061377
observed e91c3da937234d61e85eaaaa53d25672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:14.051428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061377/manifest.json
observed 5d10e35319cf9e84a34ea498e843eb0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:14.032901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061377/publication.md
observed 3166cd1cd0806e29adb1b2e2da468831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:14.013536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061377/publication.txt
observed a25641c28c7c29cf0d32de383c7270ff...
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.