OpenTechnical

OT-2026-000013694

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000013694) never changes.

Identity and time

Publication numberOT-2026-000013694 · never reused
Internal UUID01a0ae6d-8de8-719c-8866-2ee463d743d8 · 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-2026-000013694
StatusPUBLIC

Content hashes

Canonical text1f870ff442396943f943af5240d05c98efc4d4608019b47d8bc54cf575ba1f84
Markdown993047b0f688c3bf0ab5d0edafb2874b747fc5447b6c29e5fe22118f6c86e765
PDF
Publication page510ba432affb5980ebfdf166510a14c023617cbe6c3c8016d0a53de6d9279744
Manifestdc9cc3346be49c4499b331f78ec527aaef367f4d09141f8de3d52bc2f92c8240

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
SignaturebxK5EqegoRQJTuupxr33fZNKSTd/b1M0F7SY6q0fovA2RAuA7+IrswVBF7e4ekRp6BJKHt98DOomd7T0BgPoCg==
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

2026-09-17T12:08:38.876194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013694
observed 510ba432affb5980ebfdf166510a14c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:38.856491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013694/manifest.json
observed dc9cc3346be49c4499b331f78ec527aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:38.834707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013694/publication.md
observed 993047b0f688c3bf0ab5d0edafb2874b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:38.812928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013694/publication.txt
observed 1f870ff442396943f943af5240d05c98...
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.