OpenTechnical

OT-2026-000023319

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000023319) never changes.

Identity and time

Publication numberOT-2026-000023319 · never reused
Internal UUID01a0ae70-7268-7740-888d-8f6c6d1265ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023319
StatusPUBLIC

Content hashes

Canonical text5b1cbd4c59a8dc4f317a94ae418ae4ae96d6aba9e7e86576f639fff0bbb20430
Markdown0c340076967f3dbaa235b57bc839028f9c46727a40b8270fcc72f0fc769c1088
PDF
Publication page0833e4d1602067fcd3bfbcd296bd0e4a7d00419c8ee5799425e1c6ba8e9b6a9c
Manifest3c93a5ec830efd5e68bdd3175b5a0e3a70cab7dc0458b2a07fdb4c80b1e99428

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
SignaturezhB9HuPhXfH3m8hJe7chFqNwK3LmCZesoTwBfqtmYWn+uHk2k3dIrq2UsE9A6jiUPhnpm5ajMBkxzGg3g14aCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:51:24.255278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023319
observed 0833e4d1602067fcd3bfbcd296bd0e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.235017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023319/manifest.json
observed 3c93a5ec830efd5e68bdd3175b5a0e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.214063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023319/publication.md
observed 0c340076967f3dbaa235b57bc839028f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.194648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023319/publication.txt
observed 5b1cbd4c59a8dc4f317a94ae418ae4ae...
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.