OpenTechnical

OT-2026-000032035

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000032035) never changes.

Identity and time

Publication numberOT-2026-000032035 · never reused
Internal UUID01a0ae74-bad3-7f97-9bc9-5a73d36d805c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032035
StatusPUBLIC

Content hashes

Canonical text33d54290e082f91483ba60b01967bf2a6271b6aa14184b4faa8eedba50c19796
Markdownb2c3296e4569951727b1640245cd01fbe4d14f9f1a126ad98be377152c325e89
PDF
Publication pagee992c8862f3f36d82e32a9024ee0cd26dc5d7c192d9eb5b4e092c2ae1fa9b516
Manifesta3e0885e9dc14d1c443ad9d453138ac015e06dd00be8ba448a6e546e18629479

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
Signaturer2SvnUxcdjXAT7femvbjyzmkliNjUKoFfGx5n97Py4/u234sv/QywJmxlwS/P17XUgsMsQIIHevm/wp0cmmGDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:35:26.791434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032035
observed e992c8862f3f36d82e32a9024ee0cd26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:26.774343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032035/manifest.json
observed a3e0885e9dc14d1c443ad9d453138ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:26.755145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032035/publication.md
observed b2c3296e4569951727b1640245cd01fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:26.737675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032035/publication.txt
observed 33d54290e082f91483ba60b01967bf2a...
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.