OpenTechnical

OT-2026-000099246

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000099246) never changes.

Identity and time

Publication numberOT-2026-000099246 · never reused
Internal UUID01a0aea2-8289-71bb-baa9-f7d9907f1f47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099246
StatusPUBLIC

Content hashes

Canonical texta1888798136bc8c21fb95601ab1e337d1e2c2df7cd6b7ca48638697f66ba68af
Markdown266f89d95334528e6add9d531f7bbe1f48f6fc21ca95b174ea6ae2fa64393b98
PDF
Publication page04bca44555bfeb3dce7a9cde16ce57a4c4a60a52ec6beb1c56e94ded83a5f859
Manifestd2f8dd4b5fff2006674a727d9b45a4844e711940e7862f3d5ad7d663d0b8754f

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
SignatureAPf1uYithjRUgBpDaGy6PQjRvTfHZ/4tR1DE3rX3nLjov9qKqMChAm7lqR2Pc8QS/Df1diFW6T0vAAJ6UKITDg==
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

2026-09-17T09:30:41.144650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099246
observed 04bca44555bfeb3dce7a9cde16ce57a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.126683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099246/manifest.json
observed d2f8dd4b5fff2006674a727d9b45a484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.110394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099246/publication.md
observed 266f89d95334528e6add9d531f7bbe1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.092488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099246/publication.txt
observed a1888798136bc8c21fb95601ab1e337d...
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.