OpenTechnical

OT-2026-000093569

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093569) never changes.

Identity and time

Publication numberOT-2026-000093569 · never reused
Internal UUID01a0ae9e-508b-77ee-a9ed-7641d572bb61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093569
StatusPUBLIC

Content hashes

Canonical text07364c3d22d378963ddfa4dc964e839b09e88b4cfdb5103ee7cc8a6895875b29
Markdown1c3454473e2b633015c7f40fe13737ad66a4bdf170ea417c95d97037f11209eb
PDF
Publication pagedcd28b6ccade12a2873ec5d0a638e1a63d7ca80d84b4733484d445379fe0acff
Manifestb40e84ce93f1cb74f02b26c536a992ad3b0a35191509404cc9252b8420efd8d2

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
SignaturebQC7veRPNuOZhoKiuDaQ0R79S7WJ32GoooA1+hX0va9eomtvFV38eP6RjlDHV79lNOJ+/QBEFUY1oxDxXGidCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:33.050882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569
observed dcd28b6ccade12a2873ec5d0a638e1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.034378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569/manifest.json
observed b40e84ce93f1cb74f02b26c536a992ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.019129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569/publication.md
observed 1c3454473e2b633015c7f40fe13737ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.002091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569/publication.txt
observed 07364c3d22d378963ddfa4dc964e839b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:36.047439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569
observed dcd28b6ccade12a2873ec5d0a638e1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:36.031849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569/manifest.json
observed b40e84ce93f1cb74f02b26c536a992ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:36.015354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569/publication.md
observed 1c3454473e2b633015c7f40fe13737ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:35.998479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093569/publication.txt
observed 07364c3d22d378963ddfa4dc964e839b...
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.