OpenTechnical

OT-2026-000009350

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented after 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-2026-000009350) never changes.

Identity and time

Publication numberOT-2026-000009350 · never reused
Internal UUID01a0ae6b-7561-75d1-bbd4-24c9d89a3bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009350
StatusPUBLIC

Content hashes

Canonical text42ea047e221127776c3130b702ae32d05f073ad5d94a1e171f140022f9b1741a
Markdownc905cca246d001949d038d55eca089e22de9d868bf0be06be836722127336906
PDF
Publication page8d1392ae128ff2473abfe3e0835b4e670a58074ecd6b08546110606bc89e57ea
Manifest597bdb31cae539387db7fc320b0cbf102714b885f18d33c66db6f17c6da79aaf

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
SignaturehTfjyBobkNxLswgY+7gdpT8AoW1CXVQRQu4ZNmWReQVH98llIsRnHZ+agp9/7CWaYgqBNQ4U7J00+Xjr0TvgCg==
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

2026-09-17T12:16:36.831709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009350
observed 8d1392ae128ff2473abfe3e0835b4e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.814633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009350/manifest.json
observed 597bdb31cae539387db7fc320b0cbf10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.796901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009350/publication.md
observed c905cca246d001949d038d55eca089e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.777782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009350/publication.txt
observed 42ea047e221127776c3130b702ae32d0...
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.