OpenTechnical

OT-2026-000011080

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000011080) never changes.

Identity and time

Publication numberOT-2026-000011080 · never reused
Internal UUID01a0ae6c-540f-75f3-8e15-2623d2fe43a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011080
StatusPUBLIC

Content hashes

Canonical text75d68de7091712e4c835660572b5fb5ddaef70ce6530df175528e3b0e57905a5
Markdowna34510761742fc592bc84f2cfc60bf720a3b206331714e5ef66a229a9baafc13
PDF
Publication page64c1b991547e1c27d7d8c163ff00c87a2acdd8e20e7c341bbe88aaf2a6ec3e76
Manifest821a604811c656d25db9dcbabee1cd3a797b7e3be567a47176884a77922063b2

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
SignaturesKTAsIP5PcENExsrtxsVgvL8s4Zagsa5n+POnD8Vy3Kw6Ds/PbNyTehkTet953goQ11FiwqnotDzFw2mPn+qAg==
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

2026-09-17T12:13:55.087665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011080
observed 64c1b991547e1c27d7d8c163ff00c87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:55.066184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011080/manifest.json
observed 821a604811c656d25db9dcbabee1cd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:55.042472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011080/publication.md
observed a34510761742fc592bc84f2cfc60bf72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:55.021741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011080/publication.txt
observed 75d68de7091712e4c835660572b5fb5d...
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.