OpenTechnical

OT-2026-000082085

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000082085) never changes.

Identity and time

Publication numberOT-2026-000082085 · never reused
Internal UUID01a0ae97-4d93-7a94-9f2c-e0934a514576 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082085
StatusPUBLIC

Content hashes

Canonical texte4487fcd86afa35dfb24bf2b6902fae2811c305f4d8815c767653cce0d3c5970
Markdown155238fb7ce379d2b832dfbca4f615b65fdb2ec6a532e1c2f3537e21e27dbe81
PDF
Publication page732060b10075dff97a4c62b8b44db0fb676a5ca393b34e8cc779bc2bd791b91f
Manifest6cefa661f28a96bcd278ade5c5805b93fd2cf47af73f3477f6e25d41e5e28d48

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
SignaturedjE/vHGP1KFKJ8zdW1Xz8U0kbet2UCd0JLRK7k/SpsjFASYXunOoNxloidZ/Y0lvzUDxxymG1+Uiz//ZlJOlBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:53.461541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082085
observed 732060b10075dff97a4c62b8b44db0fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:53.443833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082085/manifest.json
observed 6cefa661f28a96bcd278ade5c5805b93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:53.426328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082085/publication.md
observed 155238fb7ce379d2b832dfbca4f615b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:53.409491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082085/publication.txt
observed e4487fcd86afa35dfb24bf2b6902fae2...
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.