OpenTechnical

OT-2026-000054704

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000054704) never changes.

Identity and time

Publication numberOT-2026-000054704 · never reused
Internal UUID01a0ae86-1284-7bf8-a07e-913d68a723b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054704
StatusPUBLIC

Content hashes

Canonical textacfdd47281fc62bf4b72aa830cca1f6264e3417035d8d339d8ca5f0a2112eca0
Markdown3694f1f263b2488f000c308bf04d0424660f460b9f2ab0bb264bf3415815f17a
PDF
Publication page403e7bfa823aaf3fea2bf81e731fe35f76b484f5d9ebbfa6b791aa9ee2a45824
Manifest53f6635f9c87a3c29b1eea3760a117d67b667d1842d30a18fc0a12567a65aaf5

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
SignatureFGTfJu3ILKNCgny45v6dvky62q1Ln7qU2LwrcV4ndUqLhs6/RVOGHNvb9i+v6OJ27DB4MVQPGgvsxhVWmk8UAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:47.855075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054704
observed 403e7bfa823aaf3fea2bf81e731fe35f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.833501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054704/manifest.json
observed 53f6635f9c87a3c29b1eea3760a117d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.809340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054704/publication.md
observed 3694f1f263b2488f000c308bf04d0424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.789193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054704/publication.txt
observed acfdd47281fc62bf4b72aa830cca1f62...
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.