OpenTechnical

OT-2026-000061732

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000061732) never changes.

Identity and time

Publication numberOT-2026-000061732 · never reused
Internal UUID01a0ae8b-b8aa-7aea-be5b-28451932ebe2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061732
StatusPUBLIC

Content hashes

Canonical text00cc4046a128dac9a275cd1d12350afec2e607c6664ce33fd6e49b445d3ed9d9
Markdown1707703647e4ebd1b7d34e4b6103745319bbb1bc327fd74139fabf6e91c78cbf
PDF
Publication pageffc295c9374c6f6e6e6da331aa99d47ac081fcfe48079663d4a97cb2cbff7f85
Manifest2d16ce04229e1bc1804c17b92154ff215f5003585bdbd8672503e9bb576e9c06

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
SignatureDLPqIO7JtnOebOgP3zdwoLXowZ774H+7+XUUOrpCcF1jHmyJvO9nlZD7nkyP37Ny78iQJNGMmp9JDcej9gesBQ==
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

2026-09-17T10:40:18.929663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061732
observed ffc295c9374c6f6e6e6da331aa99d47a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.910388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061732/manifest.json
observed 2d16ce04229e1bc1804c17b92154ff21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.890290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061732/publication.md
observed 1707703647e4ebd1b7d34e4b61037453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.871857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061732/publication.txt
observed 00cc4046a128dac9a275cd1d12350afe...
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.