OpenTechnical

OT-2026-000064236

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000064236) never changes.

Identity and time

Publication numberOT-2026-000064236 · never reused
Internal UUID01a0ae8d-a460-7e77-9efb-32c631dc496f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064236
StatusPUBLIC

Content hashes

Canonical text3c9d527f2411bcbc5bd1ac0f175cef65474be790821a8ac85f5afe6ed6242e03
Markdownc55823cd8b8e9fd6fff53ded5d2c7fe442bc35c57adb160b162f37c14e2291c6
PDF
Publication pageb36cfaa96edb1e586fb6cfd48035c8d62393425b03a0441bf1a88f9958192af3
Manifest97585c6c91a25d7a70c9e4d8b62b09503782e03f245720d26d494efab572b5b1

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
Signature1RSPKURR0lmlZNsDj33m4PO5VZm9XYAZvROn3R8YlnEE/aS7xqlW47mmUvsFO+vc8ZSTWo8EZn4fAnGrQG+VDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:21.812251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064236
observed b36cfaa96edb1e586fb6cfd48035c8d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:21.791061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064236/manifest.json
observed 97585c6c91a25d7a70c9e4d8b62b0950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:21.774096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064236/publication.md
observed c55823cd8b8e9fd6fff53ded5d2c7fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:21.756768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064236/publication.txt
observed 3c9d527f2411bcbc5bd1ac0f175cef65...
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.