OpenTechnical

OT-2026-000058551

Publication integrity record

Four 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-2026-000058551) never changes.

Identity and time

Publication numberOT-2026-000058551 · never reused
Internal UUID01a0ae88-f39c-750c-a54e-1167b219f410 · 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-2026-000058551
StatusPUBLIC

Content hashes

Canonical text22b9af9696ceba41fef58850a13b245ac4c3343acd0edd780be1e3e415945c80
Markdown2c632c5fcc0f0b7df9ca5bc04d387fcba5f8bcd46862c8eef43e90e326f790cc
PDF
Publication page3591d6ece2928670c37f38199a89a0c4a5294812ef84a5aebf3efaa611ddd928
Manifest58cf287be07908ab48de0a9f4e232325c1427b11f8e10320b1f5668d68658638

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
SignaturenhhEvObGBW6OwC9fNulmQD+yWKpGRXg4LmUs/x6sCd2TckxBCzPHh5CQ8jFYQPXcUVeFqJaCUOHh93/7RUucDA==
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

2026-09-17T10:47:01.811885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058551
observed 3591d6ece2928670c37f38199a89a0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:01.794265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058551/manifest.json
observed 58cf287be07908ab48de0a9f4e232325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:01.775872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058551/publication.md
observed 2c632c5fcc0f0b7df9ca5bc04d387fcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:01.755854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058551/publication.txt
observed 22b9af9696ceba41fef58850a13b245a...
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.