OpenTechnical

OT-2026-000058018

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000058018) never changes.

Identity and time

Publication numberOT-2026-000058018 · never reused
Internal UUID01a0ae88-6ed9-7186-b94b-53703736f9b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058018
StatusPUBLIC

Content hashes

Canonical text6d6d292eaacb05fec5443285539c1fe8dda24dc828e8bdb53e03bfeb2a7b3709
Markdownb8cce008b2f00355e92841f1e60acd7e5d065f87e422f3b452500b5de105f8fe
PDF
Publication pagebcbe224358bd2ba46f650d82e45f7457c45f520f87757af24b687a729ac1d7f2
Manifest0c9bd5449908b5e867bdaf4352e2ad0204b621884daafe832e2cdde3150aca0e

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
Signature8W+grzOixpOR2KOEhyoOK60rj7wCpDZhq7yYzMyXh+G4bacUZwvF7UMXGhgrfzKGN11dffJ5uxuxI/zn7O58Dw==
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

2026-09-17T10:47:39.403583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058018
observed bcbe224358bd2ba46f650d82e45f7457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:39.382479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058018/manifest.json
observed 0c9bd5449908b5e867bdaf4352e2ad02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:39.362046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058018/publication.md
observed b8cce008b2f00355e92841f1e60acd7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:39.343258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058018/publication.txt
observed 6d6d292eaacb05fec5443285539c1fe8...
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.