OpenTechnical

OT-2026-000014016

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000014016) never changes.

Identity and time

Publication numberOT-2026-000014016 · never reused
Internal UUID01a0ae6d-8deb-7c61-86c7-f54b48bb702c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014016
StatusPUBLIC

Content hashes

Canonical text59b2ae5a4e4ef5a9dc5af1c7d2c138bf8b9954164acf589129030335a513b8a3
Markdown4f5084458e24e73685294e0c9182b83f3d3bf0fbdbd1c0eab6b728e3d6db85f9
PDF
Publication pagea5e973990e5122ca651d0e9ee2eb7c0c36f450251672c6b1f332cbb281a43df2
Manifest03ee47bec04e194c1960aaab3b1bfc272203ff500e087adfded7687fab631c76

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
SignaturerOfRMzGRtBGA5/81Bfce9TaaEK4cuU5k7AAwUBFNNL8Lr/cDml4zU8mTBHge+dEF6inon2yl41bPpuL+mXigAg==
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

2026-09-17T12:09:14.505633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014016
observed a5e973990e5122ca651d0e9ee2eb7c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.487932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014016/manifest.json
observed 03ee47bec04e194c1960aaab3b1bfc27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.469146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014016/publication.md
observed 4f5084458e24e73685294e0c9182b83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.450596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014016/publication.txt
observed 59b2ae5a4e4ef5a9dc5af1c7d2c138bf...
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.