OpenTechnical

OT-2026-000098498

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single 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-2026-000098498) never changes.

Identity and time

Publication numberOT-2026-000098498 · never reused
Internal UUID01a0aea1-e966-7b29-86e1-f5b3ab97a287 · 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-2026-000098498
StatusPUBLIC

Content hashes

Canonical texte85aed208fb6715674cd798d43bf586d84b073e2d704d89308656f25afc658b8
Markdown4d84079540b25f19a0e3cfff157d14d7106b27d6c819075c6e71ba7ad930626e
PDF
Publication page170befc54a33a9f50689a388b4b339698705a03fd81491fa1ef384ca8cd2cf1d
Manifest90d3a7cece9415fb8f97c2a805194e72b8f429a8d9d2483d397d9dbf9ff1b6d8

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
Signature2NGukf3A76FWnlXCN2LG8uX/2pu5eivLC6MooMaF5sQZAZ4rXIv/nmi8mEUm5n/m/OUTfX0boFdh0NB4nqDeBg==
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

2026-09-17T09:32:22.147332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098498
observed 170befc54a33a9f50689a388b4b33969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.131034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098498/manifest.json
observed 90d3a7cece9415fb8f97c2a805194e72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.112175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098498/publication.md
observed 4d84079540b25f19a0e3cfff157d14d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.085656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098498/publication.txt
observed e85aed208fb6715674cd798d43bf586d...
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.