OpenTechnical

OT-2026-000098300

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098300) never changes.

Identity and time

Publication numberOT-2026-000098300 · never reused
Internal UUID01a0aea1-e964-7e66-a86e-6992bc530224 · 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-2026-000098300
StatusPUBLIC

Content hashes

Canonical text0398347bef0ca2c9838198bb05ff583728a41df9b7bcd85ef32853bbd7db92aa
Markdown7bd9802423532f2a25d916770ea7057c70bc4d73d06a735ea723247521b22be9
PDF
Publication pagedfa3266b7bf970fff0ffa0bf2ccb44a0dfd3b88ada8b8d21e7887c6926682983
Manifest0e3022be502c67bfa878e606f765379972b6e6bb2a2f4351789977b5fdc3445f

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
Signature5WjWoYgHBpNaaT05K+KkC+O5q3ZHPBerUJXe2K5Tevy0GUBh6svnv4wxjejxL3qMHJtEMzzpRogsLm+XrlRvAQ==
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

2026-09-17T09:31:30.112151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098300
observed dfa3266b7bf970fff0ffa0bf2ccb44a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.093412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098300/manifest.json
observed 0e3022be502c67bfa878e606f7653799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.074714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098300/publication.md
observed 7bd9802423532f2a25d916770ea7057c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.057396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098300/publication.txt
observed 0398347bef0ca2c9838198bb05ff5837...
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.