OpenTechnical

OT-2026-000060109

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000060109) never changes.

Identity and time

Publication numberOT-2026-000060109 · never reused
Internal UUID01a0ae8a-5a71-7a16-8ed8-1304d41b1b99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060109
StatusPUBLIC

Content hashes

Canonical text7d872d713ed696599cc1ffdd440e373f68b3081aae57efd42a850686ff49564f
Markdown8173d0b78df2206ca8a47535de5c092ec9d318d30ac96f4797b3cd6fd27b5dc3
PDF
Publication page66fbfa1482c0c4f77de549e2a6cbb63fb41ef986fd2e3a93a369831ceba6affb
Manifest5b8daeaf4c6b10fa6881470fd960f83667c502e21b8f7dff1bb56b84a2e82d72

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
SignaturePN0g7tcVWCOLQB7vAeW2TSuppehLdEEvWvg4InReiTfGmmMZ/3aH1zGFktIL/5tw2z1gaXZZv9GacfZdcquCCg==
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

2026-09-17T10:43:45.299233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060109
observed 66fbfa1482c0c4f77de549e2a6cbb63f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:45.281411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060109/manifest.json
observed 5b8daeaf4c6b10fa6881470fd960f836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:45.263695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060109/publication.md
observed 8173d0b78df2206ca8a47535de5c092e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:45.244837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060109/publication.txt
observed 7d872d713ed696599cc1ffdd440e373f...
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.