OpenTechnical

OT-2026-000029277

Publication integrity record

Six cup vacuum gripper, 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-2026-000029277) never changes.

Identity and time

Publication numberOT-2026-000029277 · never reused
Internal UUID01a0ae73-2aa1-70a3-af73-2cb08c598aa5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029277
StatusPUBLIC

Content hashes

Canonical text93d5018fc4b0241d5f1c5414ba1f8fa2e5a2d85384a65fa811d7d26025ec6e4e
Markdownaffe96a011ffc829c5ff2e0767be7402595c3ceb9b8cdebc113092397cafc554
PDF
Publication pagea8cb4d963065eb3220e71ce1afe57844f3eb554c078c240bb29c7641a31cd289
Manifest8e3b02a15a59a5c6eea23c6ea11e21b1aad367cc348e8bc05a8187449d0a1bce

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
SignaturesQ89qMR5B+GO1BXdtdwR/Vd6k+cmASsm54Ki6hXZCf/QZXtVmuyNurCGYB6OlJQZOW3cTRN/AWbUqurxCXi3DQ==
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

2026-09-17T11:39:54.712381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029277
observed a8cb4d963065eb3220e71ce1afe57844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:54.694118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029277/manifest.json
observed 8e3b02a15a59a5c6eea23c6ea11e21b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:54.676606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029277/publication.md
observed affe96a011ffc829c5ff2e0767be7402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:54.659369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029277/publication.txt
observed 93d5018fc4b0241d5f1c5414ba1f8fa2...
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.