OpenTechnical

OT-2026-000040613

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained 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-2026-000040613) never changes.

Identity and time

Publication numberOT-2026-000040613 · never reused
Internal UUID01a0ae79-6d0e-765b-8ed6-932414ac9359 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040613
StatusPUBLIC

Content hashes

Canonical textd1b0c1c080187a766ebc2ec4d36b416c081842db77490cb11879794bc3767ff8
Markdownb22e82916d3fb9dd35edb8c49618a52c95e433636f83b105fb92df28f01f2508
PDF
Publication pagee19acf310b0b0e84ccc7098a84201ed5310f55460796d0333f619425de30df8b
Manifest4845827bf61c0269fbd72743322d0c1228a634fdcf3746aa10681b639d9a9b61

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
Signaturei30R3W4NVBfNlao1STHZeZUeMPfKJvqSsykQ9fILXekNDLFd0jb9uNQLMqG7Iv85SsceoAOABiWlSI0/KbzqCQ==
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

2026-09-17T11:17:47.415611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040613
observed e19acf310b0b0e84ccc7098a84201ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.397949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040613/manifest.json
observed 4845827bf61c0269fbd72743322d0c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.379688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040613/publication.md
observed b22e82916d3fb9dd35edb8c49618a52c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.359803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040613/publication.txt
observed d1b0c1c080187a766ebc2ec4d36b416c...
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.