OpenTechnical

OT-2026-000098225

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000098225) never changes.

Identity and time

Publication numberOT-2026-000098225 · never reused
Internal UUID01a0aea1-e964-7868-98cd-83e96c68d1f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098225
StatusPUBLIC

Content hashes

Canonical text9b1f84c24cbcd80c5e2f91b1caf61402ed62ab688e2d1172c42351409faa7cad
Markdown71a04862648dbdd152f4240a2e6b982388b080d5bf73eabffc9878cdb1b727d6
PDF
Publication page4cb6adc494f3bf628fd8814184e520bdb67b256636ffb2f24e99c5627b2c96a5
Manifestbf9ceae7b39013f510c44f3de6b42cabde44307a6e5c84a9c7b20c95a35cc6eb

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
SignatureFw4cRYY7MOp2zRpKSaC27f28sKGsZls4/wgxo7c57Q9xV536EiDK7W1j90KymBiWyWsCWhXKu6IZbLH/rp4wAA==
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

2026-09-17T09:31:24.256107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098225
observed 4cb6adc494f3bf628fd8814184e520bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.237343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098225/manifest.json
observed bf9ceae7b39013f510c44f3de6b42cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.217049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098225/publication.md
observed 71a04862648dbdd152f4240a2e6b9823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.196876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098225/publication.txt
observed 9b1f84c24cbcd80c5e2f91b1caf61402...
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.