OpenTechnical

OT-2026-000057622

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000057622) never changes.

Identity and time

Publication numberOT-2026-000057622 · never reused
Internal UUID01a0ae88-2694-78ea-b24d-914f66becc90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057622
StatusPUBLIC

Content hashes

Canonical text93575bc9200315d1544d43fca331110a14e19fd350bc5b52aba866639322de6f
Markdown8e8c1342acb4439c59a167c8f7464526f25ffe2219445f6f6ef807be0d160d9e
PDF
Publication page4611a00f7ea8a458f89af46454987ca3cea6c7414a6187a22e8d8c2d2bbacb52
Manifestbb68818344f940decab9fdcc6391b2e5f12b591ebd420d1f46236e8275f27bb7

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
SignatureXVf5XB/C/NlAieRx9a3q7q14JBQMSg8kSVaArth62+zvcimu78CmNh+S73/nn9fdJexpHRowBoWhfiuCxFmEDw==
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

2026-09-17T10:48:10.863010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057622
observed 4611a00f7ea8a458f89af46454987ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.844122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057622/manifest.json
observed bb68818344f940decab9fdcc6391b2e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.826017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057622/publication.md
observed 8e8c1342acb4439c59a167c8f7464526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:10.808983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057622/publication.txt
observed 93575bc9200315d1544d43fca331110a...
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.