OpenTechnical

OT-2026-000007779

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000007779) never changes.

Identity and time

Publication numberOT-2026-000007779 · never reused
Internal UUID01a0ae62-843f-7e17-bd60-7a25d0b8c9c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007779
StatusPUBLIC

Content hashes

Canonical texted4daff7facc794c5f77f4ba60bcc8ea8dad65ec29fd8f181171f612fe185a98
Markdown78fc7806c0a97766cc17df9c69b39ddc19499224c77f8b9ccf51fa9e22b64945
PDF
Publication pageb86ed6bbf6b14dc72ab6e5e79f4733f17221b556e21464179a86c244df04fbdf
Manifest26243508bfebc05fc46e896e03e5f0f277fce787d9f310e8d4be82fba0a6cd2d

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
SignatureRsQ87a2kHr2pznNMFpdZfrvRwP/OR0RUN4oOPJL0mBs72Su3KV3J70fASq+Sj1z/g3zML8Ln1+VdZW7ph5KeAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:10.650676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007779
observed b86ed6bbf6b14dc72ab6e5e79f4733f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.632123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007779/manifest.json
observed 26243508bfebc05fc46e896e03e5f0f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.614471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007779/publication.md
observed 78fc7806c0a97766cc17df9c69b39ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.598135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007779/publication.txt
observed ed4daff7facc794c5f77f4ba60bcc8ea...
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.