OpenTechnical

OT-2026-000058415

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058415) never changes.

Identity and time

Publication numberOT-2026-000058415 · never reused
Internal UUID01a0ae88-f39a-74f9-95b7-70cb0bd1cfee · 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-2026-000058415
StatusPUBLIC

Content hashes

Canonical text63843f44ba3735f2a0c99b031b6d6560d95a8fcc9c0081ce8e8abc4ca276d4ff
Markdownb3807d1e7cf196b4c8c9f4f435b51d4893364ce4d003660d5b48b47ed7ebb42d
PDF
Publication page11e75d0c6953a231d57a4d7b5460d83b29018fd9295a72045560f24f67fac45b
Manifest4dcf3deaf0fd1ce4720c835524f3b53b0d1592a3710a34e8b2926a6643251bc4

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
SignatureF6tVitKg+bT9j71ooXKH4GJUILb1YYPXGXniOzpMKZQiYM7NJVe6ROiSK920irzCnPJFhqs7cFNOzONHhc4ZDw==
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

2026-09-17T10:46:50.903200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058415
observed 11e75d0c6953a231d57a4d7b5460d83b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.886793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058415/manifest.json
observed 4dcf3deaf0fd1ce4720c835524f3b53b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.868583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058415/publication.md
observed b3807d1e7cf196b4c8c9f4f435b51d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.849823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058415/publication.txt
observed 63843f44ba3735f2a0c99b031b6d6560...
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.