OpenTechnical

OT-2026-000058489

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000058489) never changes.

Identity and time

Publication numberOT-2026-000058489 · never reused
Internal UUID01a0ae88-f39b-7e7a-b33b-292c2129191a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058489
StatusPUBLIC

Content hashes

Canonical text5919994ae4c60e21421e9b9a586992365b028b66e5b34bf467ea884102b9f32a
Markdown72aa86702acc6848e2a151d8b358a3cb38efc003080086c0ad33cfe44a14bf16
PDF
Publication page19c776975cddc26ed5738006db35ed2816ff349e44efc2fd752322cfe845ace5
Manifesta6e847bc2550f421d2f10b989db3056a5f2fa93a014243880a7137a9c4cb761c

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
Signaturecg9Ov9SfVGLt+9wPhb/klGIHPGJIwFla0TspzxcsA/bje/NFYfosmNj6r+/vSNaNIvl3X6QO1DFPlbP4q/yNBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:56.768359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058489
observed 19c776975cddc26ed5738006db35ed28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.750891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058489/manifest.json
observed a6e847bc2550f421d2f10b989db3056a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.733417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058489/publication.md
observed 72aa86702acc6848e2a151d8b358a3cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.716313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058489/publication.txt
observed 5919994ae4c60e21421e9b9a58699236...
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.