OpenTechnical

OT-2026-000026196

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000026196) never changes.

Identity and time

Publication numberOT-2026-000026196 · never reused
Internal UUID01a0ae71-a841-7cb6-93f7-01d3646269e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026196
StatusPUBLIC

Content hashes

Canonical text17560c37b2c86c3a6d051142c610a5248190c24a21d8837cbadd356f936428d3
Markdownd41309b40cd1f9f336e0dfaeac413a2ed778acf5bb5eff0dd9a9d1b787299696
PDF
Publication page45044cb9edc372cb800793b46fedf253cbcbfbdc3bba70d51ef2fe6c4664d133
Manifestce75d5e96571c8fb08b453a756fd1b8e39b1148d6ad1cbfa3609b83d8456dcb6

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
Signature0gjhdK8BYEwi2wKfJLrP+BUgDfXbN+hJvtWs198s9yMSaXg6q78/1EdLlYW+ZLt+aTV04+g0B5x4NPcPOpk1BA==
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

2026-09-17T11:46:42.644405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026196
observed 45044cb9edc372cb800793b46fedf253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.627516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026196/manifest.json
observed ce75d5e96571c8fb08b453a756fd1b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.609442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026196/publication.md
observed d41309b40cd1f9f336e0dfaeac413a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.591421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026196/publication.txt
observed 17560c37b2c86c3a6d051142c610a524...
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.