OpenTechnical

OT-2026-000098567

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000098567) never changes.

Identity and time

Publication numberOT-2026-000098567 · never reused
Internal UUID01a0aea2-42ac-72d6-9901-c7d9160ffc38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098567
StatusPUBLIC

Content hashes

Canonical text0ae583420811e10ef29459b712bd17b27223cbb2d09735d3d9d19ef18addb6dd
Markdown487d72b754e9a5fc914a68fe551d3e995cd67f46cf18812184c69b1cb943c257
PDF
Publication pagebea28d4c80eb8958a6c08bcbc42b8a872e6cdfc949f502975eb746d7d1227e38
Manifest85bcfe90ec5badbe67d176d4732d5eb3c02f9526ce48a168f28a25b6a982d300

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
SignatureeZsA3fodDti5+yA1nFxD0y5YxEFrNNS4WgTLDc8zBq5GX5s8A+mRelfrc/85YS813DcOSnYMTUQs2+2RMrPmCA==
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

2026-09-17T09:30:49.906787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098567
observed bea28d4c80eb8958a6c08bcbc42b8a87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.889856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098567/manifest.json
observed 85bcfe90ec5badbe67d176d4732d5eb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.872586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098567/publication.md
observed 487d72b754e9a5fc914a68fe551d3e99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.855111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098567/publication.txt
observed 0ae583420811e10ef29459b712bd17b2...
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.