OpenTechnical

OT-2026-000059413

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000059413) never changes.

Identity and time

Publication numberOT-2026-000059413 · never reused
Internal UUID01a0ae89-8617-737b-8d67-820960c7600c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059413
StatusPUBLIC

Content hashes

Canonical text699ed3ce2953a0f7274e3c3751fbd69ebd99b4a49d3819dffc58212d3635b4f5
Markdowne0ceff4e813a19944dc1813e493b526eb1aac3159c690e9205d2237bd96cff2b
PDF
Publication page3429c19579dfde31fb3bf1a80f3b84144fd387d5b0fb9c90b6983b922211cdfc
Manifestfdd3707976cebd2e9884e64a0b3c55737285daf2740e1664cfbc1a36216303bc

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
Signature1ml4T67+JVEezmAF1p5VjhECP2UZdax/rlN0Yk8BNlh18Wra42gJ23RZWaoC3BrIU/YlM733rnSi8R3KYDfhAQ==
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

2026-09-17T10:46:06.019195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059413
observed 3429c19579dfde31fb3bf1a80f3b8414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:06.003068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059413/manifest.json
observed fdd3707976cebd2e9884e64a0b3c5573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:05.986043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059413/publication.md
observed e0ceff4e813a19944dc1813e493b526e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:05.967436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059413/publication.txt
observed 699ed3ce2953a0f7274e3c3751fbd69e...
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.