OpenTechnical

OT-2026-000099512

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold 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-2026-000099512) never changes.

Identity and time

Publication numberOT-2026-000099512 · never reused
Internal UUID01a0aea2-c974-7b28-b6c5-68986b360fac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099512
StatusPUBLIC

Content hashes

Canonical text68db8a8e89cd636e984405d6c68a36629daadef22af4f8688997c87ae34e33db
Markdown03925874df660e93e5504c06ba29f8bab6413f30008dcddc21fc8f8c0d850082
PDF
Publication page640559e062fbe4214050b851903e1a89c85841a33093b113fac2035a0835e3bb
Manifest6822d4e0bf06a65e8c1aed80b4b316742dbabf719fc9d4a5827b360ace461d93

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
Signaturenfo8sQG+gcs6+WzaYGyLsb7nCTk4xcX9Ma160DjB662d+ehTPBjp9auESXfHBe4G6pNMf24WbLYSOb3mD20QAQ==
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

2026-09-17T09:29:24.481764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099512
observed 640559e062fbe4214050b851903e1a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.464423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099512/manifest.json
observed 6822d4e0bf06a65e8c1aed80b4b31674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.446437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099512/publication.md
observed 03925874df660e93e5504c06ba29f8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.429601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099512/publication.txt
observed 68db8a8e89cd636e984405d6c68a3662...
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.