OpenTechnical

OT-2026-000014254

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000014254) never changes.

Identity and time

Publication numberOT-2026-000014254 · never reused
Internal UUID01a0ae6d-b279-7d5a-8582-b85e54d4334e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014254
StatusPUBLIC

Content hashes

Canonical text4de97fb2cb6cb52ef31eac739d89e1fabbd9c08ff7bf598da8dbe4b0e960dd75
Markdownd957dbe0bf47b4ea0c89cb769df5eab33afac600653a32df5dba493ba89dfff2
PDF
Publication paged934cc55c385c8a0fd38870572c25d7fdb8142102bd7812e2d6c8546e40b19fe
Manifestcbaa89b772db1412a93ea66a91e5da6a3bbaa241ba942f4cf4825483576d56c4

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
SignatureuA5nJferQcIrWmmTGcEvQd/3Qj/fGrHVMN6rEs4uan9O7hTVIv48ldpsle7yAphHDn0ccJRJmJyr68ZhN1klAg==
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

2026-09-17T12:07:22.750326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014254
observed d934cc55c385c8a0fd38870572c25d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.729619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014254/manifest.json
observed cbaa89b772db1412a93ea66a91e5da6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.708151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014254/publication.md
observed d957dbe0bf47b4ea0c89cb769df5eab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.687734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014254/publication.txt
observed 4de97fb2cb6cb52ef31eac739d89e1fa...
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.