OpenTechnical

OT-2026-000022436

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000022436) never changes.

Identity and time

Publication numberOT-2026-000022436 · never reused
Internal UUID01a0ae6f-f4fd-77be-b5b1-a86096dcd3ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022436
StatusPUBLIC

Content hashes

Canonical text111147f509d1b4805c3a505fbb9974f99f111aa485b6c61715a4a9639cd2fcf2
Markdown3ad21edd3499c0e6ec591e903028f994614326d1126ffc3631215b34d7d6eb5d
PDF
Publication pagebd4a6e6bc25e393568b702e77e0520a63bf23a44319bb6ad86f25aaee1fe0ddb
Manifest529357fb6ff2389e54de3e9ee17eada32bd99386f55e192cd9aab5b29cfaaaa6

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
SignatureP+KVFwJnWieA2Oe2dyNxADUTT8ZBSZKwznWw9R70DiaEOEa4shTzxbh9iPjf1WAW3KYKCbeZ3qzRTtW7itltCg==
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

2026-09-17T11:53:49.713082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022436
observed bd4a6e6bc25e393568b702e77e0520a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:49.695112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022436/manifest.json
observed 529357fb6ff2389e54de3e9ee17eada3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:49.676721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022436/publication.md
observed 3ad21edd3499c0e6ec591e903028f994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:49.657192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022436/publication.txt
observed 111147f509d1b4805c3a505fbb9974f9...
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.