OpenTechnical

OT-2026-000032065

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000032065) never changes.

Identity and time

Publication numberOT-2026-000032065 · never reused
Internal UUID01a0ae74-bad3-7b03-8d7b-8fb64a64a748 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032065
StatusPUBLIC

Content hashes

Canonical textc71d3449bef5c91bfff25b62b511de87af494dcab508f1e49ae302d54679a685
Markdown378b21bfd01784604094ec692cf4ad6dfee4f1c910d98a763b54bce2bb578086
PDF
Publication page32b366b4a5a7d98246682d6c8d872187c8f649adc5d8e9135fa2e291f60b0551
Manifestec16c64d1a9fb76979eb2be51107d104f7bc352ebafbfa4461d4b8ed34a926cb

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
SignatureBZdnxXDkcw01CzJ+elSFUkT968gs5GmPA9TEQvF4GL7OP/VROxtNSXTTqxPMEtmLfTFwMKCqY+G1gyDDbw9wDA==
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

2026-09-17T11:35:29.045361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032065
observed 32b366b4a5a7d98246682d6c8d872187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.026827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032065/manifest.json
observed ec16c64d1a9fb76979eb2be51107d104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.010085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032065/publication.md
observed 378b21bfd01784604094ec692cf4ad6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.993154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032065/publication.txt
observed c71d3449bef5c91bfff25b62b511de87...
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.