OpenTechnical

OT-2026-000034556

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000034556) never changes.

Identity and time

Publication numberOT-2026-000034556 · never reused
Internal UUID01a0ae76-1ed0-7bc8-a2ae-5ceb89279b53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034556
StatusPUBLIC

Content hashes

Canonical text1e3a86f346ce522ac6291a18a843b240e13ea9f4d2a14e92e49d81dc45e53447
Markdown07d5fb11fb8340581a1c9f49a250140219fb96c9cf07192df1118b4aefdef141
PDF
Publication page8034d6d136d12f9057d1ad90c6efc3ad04eb721eeaf6c8658a50d12fb25184a3
Manifestfef391b6d73fb738f65a2fe810c5d0615ae5dbd09594b5f6110d7ce3016bd5a3

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
SignaturerS5a4kw481iP773TGgTpH3tEy1i/Tvykl8DjlA965ytm16xYWhm5hxhhAA/ggMWiTRmuFuNZ97kDN9QGINmWBA==
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

2026-09-17T11:28:55.202710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034556
observed 8034d6d136d12f9057d1ad90c6efc3ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.184690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034556/manifest.json
observed fef391b6d73fb738f65a2fe810c5d061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.166549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034556/publication.md
observed 07d5fb11fb8340581a1c9f49a2501402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.149045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034556/publication.txt
observed 1e3a86f346ce522ac6291a18a843b240...
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.