OpenTechnical

OT-2026-000058633

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000058633) never changes.

Identity and time

Publication numberOT-2026-000058633 · never reused
Internal UUID01a0ae88-f39d-7c39-ae5a-55b9f93a8af6 · 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-2026-000058633
StatusPUBLIC

Content hashes

Canonical textbf2719a7f2b630c0576bf1ff452c64e05bd27671ba6331ff1f4d23d8592ea3ad
Markdown33461cb151c26cc7b5c4cc6aca8e156d23ce20210df6f1a9ccfc59a39063d79f
PDF
Publication page34e01340734ddeec70b267ef0039b9c9a5571a11e9bd36b959c412d6a2430e70
Manifestd4d6bc7d86868beefe3211e4bd05712e99adf1705f3557890584bf822d65b933

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
Signature/YO86e1VRQYGNKnrzjWhU+Fz7dhJ8dPmFFu0vCw2w7+2RwMPR5HFvXbpZ+uQgdazn2VbXt3K1M3io7KcPCO9Dg==
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

2026-09-17T10:47:08.545350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058633
observed 34e01340734ddeec70b267ef0039b9c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:08.528068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058633/manifest.json
observed d4d6bc7d86868beefe3211e4bd05712e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:08.511479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058633/publication.md
observed 33461cb151c26cc7b5c4cc6aca8e156d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:08.494315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058633/publication.txt
observed bf2719a7f2b630c0576bf1ff452c64e0...
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.