OpenTechnical

OT-2026-000093464

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000093464) never changes.

Identity and time

Publication numberOT-2026-000093464 · never reused
Internal UUID01a0ae9e-508a-7bbe-aba0-fad5b7908f3f · 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-2026-000093464
StatusPUBLIC

Content hashes

Canonical textbf67a1de996b54c9609213bfdf92da0e917036bc0e57eccbb8da918cd2ce2d89
Markdown6605f38e7004d314610116d712490d4a581027f3ccac6dea8a9fe0b6faa7beb2
PDF
Publication page5c9c0fb1c297415d50a9f26fd6b89d53da51c8dae54039dee3c4569e4db83b75
Manifest72db162688fec464fbdf386ee035ae6c2b7fa8ea84488d05e3258c97890e7d0b

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
SignatureViIPc4t7dG5d2uHQWnB2SoERPOAWlfabLcMjwnc/2XFHyzLhenc2551jo9a2ds3ijGMBbbFOkfW0sQyqBJHvBA==
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

2026-09-17T09:40:23.873920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464
observed 5c9c0fb1c297415d50a9f26fd6b89d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.854006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464/manifest.json
observed 72db162688fec464fbdf386ee035ae6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.836206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464/publication.md
observed 6605f38e7004d314610116d712490d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.819647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464/publication.txt
observed bf67a1de996b54c9609213bfdf92da0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.984647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464
observed 5c9c0fb1c297415d50a9f26fd6b89d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.967562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464/manifest.json
observed 72db162688fec464fbdf386ee035ae6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.950534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464/publication.md
observed 6605f38e7004d314610116d712490d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.934561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093464/publication.txt
observed bf67a1de996b54c9609213bfdf92da0e...
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.