OpenTechnical

OT-2026-000103105

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off 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-2026-000103105) never changes.

Identity and time

Publication numberOT-2026-000103105 · never reused
Internal UUID01a0aea4-be3d-7d32-a22f-2265d7af84e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103105
StatusPUBLIC

Content hashes

Canonical text6e56fdca782d0a6e952c9686087c84b975c85ea80fa198d852ea3e3fb53ac83a
Markdown1fc20ea73fc45ddbbde84fe1b4fbde280afdec4ce8cd0008629384904a0a2f6f
PDF
Publication page7e4368d5a59df1541447d53d5cc43ec397450445579c84a13267327cf2824470
Manifestd474f7678af1ef4b681ea32977b0132c579ac4c5f7885e61b7001675aa553766

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
Signaturey0IdwM+AQPyoo5qBb6vsO+ApVGOHs+eJyxH5StZPIbTe+rR9pEdLL0wbCkn5De977lwLuaZxTKkxEh39gxbyAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:14.058517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103105
observed 7e4368d5a59df1541447d53d5cc43ec3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.042706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103105/manifest.json
observed d474f7678af1ef4b681ea32977b0132c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.024093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103105/publication.md
observed 1fc20ea73fc45ddbbde84fe1b4fbde28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.006478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103105/publication.txt
observed 6e56fdca782d0a6e952c9686087c84b9...
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.