OpenTechnical

OT-2026-000044625

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000044625) never changes.

Identity and time

Publication numberOT-2026-000044625 · never reused
Internal UUID01a0ae7c-39d9-751a-aa86-c1d97a10df9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044625
StatusPUBLIC

Content hashes

Canonical text843c36829e8cd0e01d87cb64d2de520bebb961326a034a64a3eb5ebfdc8cf90b
Markdown465f0268bf8dc6679af6bfb202794c7f65e9aa9d4d34097a00f7409466845525
PDF
Publication page9921928bf93238fd4d71494df10c058c651ec0371f141e5e29b410936a7e7a0a
Manifest320d20cbef34f4cd32818907d1fb71e99bc69243b769322974bff2e6fd480467

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
SignatureN7/3Gt9sRnctpE94Bj7NkaGb+NPOEgqya4nbq7BundyawFdtgxAizyQIRan+bnY83WYRWQPfcUSev2sMu4mFAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:11:51.771268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044625
observed 9921928bf93238fd4d71494df10c058c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:51.753734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044625/manifest.json
observed 320d20cbef34f4cd32818907d1fb71e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:51.734804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044625/publication.md
observed 465f0268bf8dc6679af6bfb202794c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:51.714984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044625/publication.txt
observed 843c36829e8cd0e01d87cb64d2de520b...
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.