OpenTechnical

OT-2026-000100955

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100955) never changes.

Identity and time

Publication numberOT-2026-000100955 · never reused
Internal UUID01a0aea3-c377-794c-bae3-9769209bf880 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100955
StatusPUBLIC

Content hashes

Canonical text5ba3fb48c7b35a626930e09bab0c892d7a5f6a0f3789d5d345138b4d4ac7c403
Markdown898a20331589a64467e160af17855b47ba917404dfdb87aff73e7d7e55cdfeaf
PDF
Publication page2b1d2857bc9096dbd25a042d9553f0d9f39b9cce8dd6f81d6cfa3498167d8750
Manifeste897653ee7a3145c00ab0bf3752540c632b20c0882aa23186d2d4061c98d1028

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
SignatureVw9+4M4uKnUdGOM7jnPNKjkONjtNJ8PKH4plj3wcpYXllOS1r07QSl9DJIMf1bFHATy9Z+fQxFZK6f/dC9HsAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:27.876955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100955
observed 2b1d2857bc9096dbd25a042d9553f0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.860432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100955/manifest.json
observed e897653ee7a3145c00ab0bf3752540c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.842241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100955/publication.md
observed 898a20331589a64467e160af17855b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.824786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100955/publication.txt
observed 5ba3fb48c7b35a626930e09bab0c892d...
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.