OpenTechnical

OT-2026-000098059

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000098059) never changes.

Identity and time

Publication numberOT-2026-000098059 · never reused
Internal UUID01a0aea1-e963-72f6-96cc-6c97993abde2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098059
StatusPUBLIC

Content hashes

Canonical text2466361cb5ff5bcaa666e532d73908f72a87394f9de0d42766c3a863d5d1e9e1
Markdownc3b065d825738fd24be798dde76cdf2520b27f2c068385a0cd1e1959149f80e3
PDF
Publication page63bbfd110b472356087cc1e99953841dbde231c9aa95660f81513e78eb4f509f
Manifestd778539b4d262d54067da47bb02a4fb0c898bbb16339b341f8e6037f70312c1d

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
SignatureEShnCmekY1D2a142jyULRi+HwZPynU8yiD0/M7a3wqSNgLQaL8rW4ZJ26Z7x9atDiZ/5xIRq/exDeHwip/gRDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:11.264531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098059
observed 63bbfd110b472356087cc1e99953841d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.247513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098059/manifest.json
observed d778539b4d262d54067da47bb02a4fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.229039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098059/publication.md
observed c3b065d825738fd24be798dde76cdf25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.211166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098059/publication.txt
observed 2466361cb5ff5bcaa666e532d73908f7...
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.