OpenTechnical

OT-2026-000031317

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000031317) never changes.

Identity and time

Publication numberOT-2026-000031317 · never reused
Internal UUID01a0ae74-87ac-7454-943e-90f454cab78e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031317
StatusPUBLIC

Content hashes

Canonical textbaf5412178ea0392570cf7d3cdb556504196091d764ffe973119a92a577723e7
Markdownb4c5d6314df43f1a55e36f67d3b738a6f988a1312fef1907eba5b4f3ece6ab7a
PDF
Publication page3f3b80ac8b2bc333d09edcd03f810574354daa83afcd9bf44be7bdda202fd71e
Manifest70c49115c6493d17078f5709cc3ac7f0c3ed368cfee3be4b65214fe37cc7befe

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
SignatureJBjNfRF1x0x2pJBM1Li2eBPUTYPPC6WZWVMuTxqAgGXQbpMtSdCIf7nNzbND+rR0oN8YaNgHSfF/00WOsrMCCg==
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

2026-09-17T11:36:00.371104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031317
observed 3f3b80ac8b2bc333d09edcd03f810574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.353696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031317/manifest.json
observed 70c49115c6493d17078f5709cc3ac7f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.336100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031317/publication.md
observed b4c5d6314df43f1a55e36f67d3b738a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.318660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031317/publication.txt
observed baf5412178ea0392570cf7d3cdb55650...
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.