OpenTechnical

OT-2026-000058597

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000058597) never changes.

Identity and time

Publication numberOT-2026-000058597 · never reused
Internal UUID01a0ae88-f39c-7512-9d6f-881f3ddde33d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058597
StatusPUBLIC

Content hashes

Canonical textdc7d065ca686788f41558f1ab5c1a86202cb0f5667399b193d1731fcd612a7b1
Markdown100ca4d16eea9336d96103e36bda49e7d9caa4cd2e9c41eb9fd41ee39c1bedc6
PDF
Publication page96e1b4401cd43bbc78329c4f78117d500149b1ae60fdb0be0ddb40f32b415896
Manifestebea003cbaafaa3ea7507895f072c36e3d800fe558790f8132f77724aceb765b

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
SignatureRWd9Cwca2qkfkV959t/sCYT4v7lQZnhSMSVadDObm9r4Px6GpTkFSDQfNISwmsM360tR0LC1Z3TSJg45h5diDA==
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

2026-09-17T10:47:05.907194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058597
observed 96e1b4401cd43bbc78329c4f78117d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.888412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058597/manifest.json
observed ebea003cbaafaa3ea7507895f072c36e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.868767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058597/publication.md
observed 100ca4d16eea9336d96103e36bda49e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.849870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058597/publication.txt
observed dc7d065ca686788f41558f1ab5c1a862...
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.