OpenTechnical

OT-2026-000060460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000060460) never changes.

Identity and time

Publication numberOT-2026-000060460 · never reused
Internal UUID01a0ae8a-b7cb-75e5-8203-27f373967cfa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060460
StatusPUBLIC

Content hashes

Canonical textcfbba3461cab6f3175b1afd9b6ec9bc5515440b687a42a5c122a7fdba4616f88
Markdown922bda2303b930c851e4156b2794b91a5230ad6d7b43e5ea1e07877f0e36d1ba
PDF
Publication page7b929f005c73e7adfde0fb5d2898599903f7f41c383a75be65a2454fc2f8689f
Manifest72b6878217d9ebf3defb7e3857b623e698132fc53aad53d087b1cb3e14e7d89f

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
SignaturewNs9OFeH9FIXkd9orxU7Roc30OTJmGvBknYTPo3HrzCVQnyZyrWAxAfJg/s6s+/rdmpu5g9WYuVlxywMqLQPAw==
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

2026-09-17T10:42:56.738522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060460
observed 7b929f005c73e7adfde0fb5d28985999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.718583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060460/manifest.json
observed 72b6878217d9ebf3defb7e3857b623e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.699242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060460/publication.md
observed 922bda2303b930c851e4156b2794b91a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.680627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060460/publication.txt
observed cfbba3461cab6f3175b1afd9b6ec9bc5...
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.