OpenTechnical

OT-2026-000058481

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before 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-2026-000058481) never changes.

Identity and time

Publication numberOT-2026-000058481 · never reused
Internal UUID01a0ae88-f39b-7811-9223-5ac1c22cb694 · 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-2026-000058481
StatusPUBLIC

Content hashes

Canonical textc6e27c5dda5f497f1dc2e70f4ff37fbd3f45be4ba0e5a60bbccf4babf2869995
Markdowne3981a0d20e83bd14d9da520b89dd099cab35f8fb2aba465e8bdb7d38dd47b00
PDF
Publication page0fd92b1ba97edb7da3fdb1df66ca9ff8417331190c40f9fc7904f9b6de720fab
Manifest20917822381046f9e103420ba0748f52a7e3b8553d9aa1cd2dee1c55fc7a4f99

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
SignaturezjpgUmzA3eR9DGAwXkaBt2bMwedcN6msmVuliarVPFHho8F8plI1RM7ZO3gLWgBPYA19smcNKr07S8ZdR2E/Ag==
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

2026-09-17T10:46:56.199314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058481
observed 0fd92b1ba97edb7da3fdb1df66ca9ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.180703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058481/manifest.json
observed 20917822381046f9e103420ba0748f52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.164130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058481/publication.md
observed e3981a0d20e83bd14d9da520b89dd099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.147362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058481/publication.txt
observed c6e27c5dda5f497f1dc2e70f4ff37fbd...
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.