OpenTechnical

OT-2026-000023751

Publication integrity record

Three cup vacuum gripper, three 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-2026-000023751) never changes.

Identity and time

Publication numberOT-2026-000023751 · never reused
Internal UUID01a0ae70-aed5-755c-8560-d2b1552701c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023751
StatusPUBLIC

Content hashes

Canonical text16ada6fa7fb128d74d06ded79962febed74bf1a922199abae8841a200e316315
Markdowne838b0ecb523e6f0b3e4ec64754644bf1662b120a7e7b5c3da989006a4ebc454
PDF
Publication page655af4de14241657b7e1fc14063e1ffe3207fa077566e86681db400981c849ae
Manifest0d2732da18198a404150d408925c0ccb1e5261dcf0f7c92cac7ddf97ef89900f

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
SignatureqhcGNmOi1Lx+devUHHZVa221zryrOc85sbp30VsHfJb6xcTYLpufi3QdsAR9pprWQ06tL59H8emittNPrcc/AQ==
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

2026-09-17T11:50:06.162035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023751
observed 655af4de14241657b7e1fc14063e1ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.140608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023751/manifest.json
observed 0d2732da18198a404150d408925c0ccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.122123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023751/publication.md
observed e838b0ecb523e6f0b3e4ec64754644bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.102740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023751/publication.txt
observed 16ada6fa7fb128d74d06ded79962febe...
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.