OpenTechnical

OT-2026-000008450

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000008450) never changes.

Identity and time

Publication numberOT-2026-000008450 · never reused
Internal UUID01a0ae6a-e46a-776a-a1a2-29cca47d1410 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008450
StatusPUBLIC

Content hashes

Canonical text636eedb8c5a11c833974465b980c620b845a3f63579c45a23c09aeb44db0112f
Markdownb9c89008a3cb9ad6867fb13ce94629c59c18aec16fe04adedee1d3e8c713450a
PDF
Publication pagef6c17d5e571636821a323a51b4d0782845fcfe4e2970ef01b6626e04166838cb
Manifest1aa01b08670816110a8f2c0428446e311a6babce563e1c80a55361cdf69cc8ea

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
SignatureTglfKZo0EP9uIJazMKdHaYk/6bzeoi0VGamHSSPoRCpOJhlIwUYBrsfTjAvanS3bM/qEFkuHMszwPSJgjOeNAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:20.062478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008450
observed f6c17d5e571636821a323a51b4d07828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:20.045139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008450/manifest.json
observed 1aa01b08670816110a8f2c0428446e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:20.023948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008450/publication.md
observed b9c89008a3cb9ad6867fb13ce94629c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:20.003252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008450/publication.txt
observed 636eedb8c5a11c833974465b980c620b...
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.