OpenTechnical

OT-2026-000013470

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000013470) never changes.

Identity and time

Publication numberOT-2026-000013470 · never reused
Internal UUID01a0ae6d-6fca-7894-ac20-899c2fa3df59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013470
StatusPUBLIC

Content hashes

Canonical text284fb6ef44d1847897b9430c8731c362610c1baa823b2b5e0804ea2ce7cf5a24
Markdownc0fe5f47f7f7bdc83657e5669eb1ab13f3758284f08a24a5d8836334d9b741f6
PDF
Publication page8b4f298ac1e02325003cc95d0313a4151d42a564b23e5d87b5763fb403c035ec
Manifest8533a66d7c2d73a3f93413846d44be1f84c5d023497819971aa4ddb42f1d598b

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
SignatureMOwGsfzLZWFK3toqwhMalbM6N1FHjjFrAE4OKBeK5WV/QHIHBONK0rsbEzTUctJq+NeQYhIxD+nECVAuesr0Aw==
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

2026-09-17T12:09:58.170262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013470
observed 8b4f298ac1e02325003cc95d0313a415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:58.151945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013470/manifest.json
observed 8533a66d7c2d73a3f93413846d44be1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:58.132606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013470/publication.md
observed c0fe5f47f7f7bdc83657e5669eb1ab13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:58.115996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013470/publication.txt
observed 284fb6ef44d1847897b9430c8731c362...
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.