OpenTechnical

OT-2026-000034964

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line 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-2026-000034964) never changes.

Identity and time

Publication numberOT-2026-000034964 · never reused
Internal UUID01a0ae76-6a1b-7bdc-a148-0cdd4e2562d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034964
StatusPUBLIC

Content hashes

Canonical text98aa78cf34b355583e7b6f8cb40a1ad733312e06e8349c93d6d93481b2a5fecb
Markdown850eda5a1b315d67dcdb0288da9750aa9303e4baf7a0fce47448355658ce9f99
PDF
Publication page6901bc1678a57f981271f1fbeebe15502884675a18a127217e59ac99b706bbdf
Manifest61d8d75e5c2c34ae6034ab2cd4ddf02426451ad734824e21af63d8573b8926fb

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
SignatureBxmFhz+6w4fOMtTFqM/OiwK+BvDxBej4D3X78vKzoaWi+Q9Xhb5OKpKUHJdr+TlPqtjZ7v+E7RAB1l0H1uGhBg==
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

2026-09-17T11:27:53.505677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034964
observed 6901bc1678a57f981271f1fbeebe1550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.488941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034964/manifest.json
observed 61d8d75e5c2c34ae6034ab2cd4ddf024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.467822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034964/publication.md
observed 850eda5a1b315d67dcdb0288da9750aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.450341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034964/publication.txt
observed 98aa78cf34b355583e7b6f8cb40a1ad7...
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.