OpenTechnical

OT-2026-000060857

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000060857) never changes.

Identity and time

Publication numberOT-2026-000060857 · never reused
Internal UUID01a0ae8a-b7d2-78d0-a659-eb6556db76e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060857
StatusPUBLIC

Content hashes

Canonical textbd8e434611d5edfc3ac2a0a0f741a82923c010b4c9812acb55698a7cf0831050
Markdownce637082c8caf84d0fe64fe581990e60c7e4916d7e56a27d9e68aae804ed3db2
PDF
Publication page94f5ceca816a9ef8da7e0656d4d8d3625d961efefa0228b9a90d6018584438df
Manifestec0292658d6dd0544c15f235abc480764ee4043c410ec5f1a202e25320892f3d

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
SignatureMSSr0NAG2HSrZEQCtVZanJlDiGXSWpOjvT2LJQKzdliDqh9eeN0TmC93GqV5B3fHUtaG2uoH6rhD+YsFf5WUCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:36.948397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060857
observed 94f5ceca816a9ef8da7e0656d4d8d362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.932122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060857/manifest.json
observed ec0292658d6dd0544c15f235abc48076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.917076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060857/publication.md
observed ce637082c8caf84d0fe64fe581990e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.899612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060857/publication.txt
observed bd8e434611d5edfc3ac2a0a0f741a829...
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.