OpenTechnical

OT-2026-000084800

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000084800) never changes.

Identity and time

Publication numberOT-2026-000084800 · never reused
Internal UUID01a0ae99-43b3-74ac-8d0f-c85af5de000a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084800
StatusPUBLIC

Content hashes

Canonical text1486b81053479ff7d216ccec5cb251b5c6998f6aae9764051bfb19147007a237
Markdownacded84555dc99112ebc465363c0d19e47cf1e86a99028558989d36d33275f19
PDF
Publication pagea42d0fb3dcf15745344ab1c117f448728586a3549e62db557c65dab1f21de02e
Manifest6b6ee1fd0af148608a72862091180907bcf6af7fadccb09fc4b70c12ab90371f

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
SignaturePUn3ARyxw8bz5fMFutsQrFX6zX9BEE4o3ACeel+HYFkiNY/YzIjdvAcpRuo/0D9z/xSg1rCKrg17kIq+ETGoAw==
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

2026-09-17T09:54:43.893005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084800
observed a42d0fb3dcf15745344ab1c117f44872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.874225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084800/manifest.json
observed 6b6ee1fd0af148608a72862091180907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.846621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084800/publication.md
observed acded84555dc99112ebc465363c0d19e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.828198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084800/publication.txt
observed 1486b81053479ff7d216ccec5cb251b5...
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.