OpenTechnical

OT-2026-000085885

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000085885) never changes.

Identity and time

Publication numberOT-2026-000085885 · never reused
Internal UUID01a0ae99-e829-712c-8e14-30bdbf88616e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085885
StatusPUBLIC

Content hashes

Canonical text962efca5b5ea0e0555651e46c8732b654b738091dad1764406c954329b6ee180
Markdown46382fd03a5ac5e6eee4e2a68ceae631bdb0ff1b91bf9c996d70daa0aa6bb049
PDF
Publication pageb98562caa23967466f9eb220662dd87dd0fb403999928619e2e558c93563d220
Manifest8de0d4d3d48fd88664a53cba11040dd42ca15dc1f14a8fb8a446a67acd5d39ba

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
SignatureR/IoFaYn5V4913xTLPHjahBBoF1eu5fTwRsald532yGkiJko2l4VqA77iv18Rqep53sU1Y0kVh/Ff3p7bYz+BA==
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

2026-09-17T09:52:49.464144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085885
observed b98562caa23967466f9eb220662dd87d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.447987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085885/manifest.json
observed 8de0d4d3d48fd88664a53cba11040dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.429612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085885/publication.md
observed 46382fd03a5ac5e6eee4e2a68ceae631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.411354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085885/publication.txt
observed 962efca5b5ea0e0555651e46c8732b65...
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.