OpenTechnical

OT-2026-000011694

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, pulsed blow-off before set-down

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-2026-000011694) never changes.

Identity and time

Publication numberOT-2026-000011694 · never reused
Internal UUID01a0ae6d-1940-76f8-8b42-5f7ca67562ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011694
StatusPUBLIC

Content hashes

Canonical textc9622ef370a303472a65ecd7bff0268585718cb0130b04e553bcb28aac2b71d5
Markdown44605790606775bde0afb1e4a909012ef8324060e9b83480243d86188fe35b45
PDF
Publication page879bf162c55d33b7b34999aeb1ee5ff48ce0e4a8dee563899e93746c6949524a
Manifest40c87a89c032b25eaafcff9b0aa69c064c1327cd821e6c7a0f020b28aafabd2b

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
SignatureMa/5BzfzZX6E/BxLApWtDrZzHR45bQG8Le4d0Q/fgjP63JtUFQIVXEA3miqZqrkbTnNcMN1hisBrX19awu1sCA==
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

2026-09-17T12:12:17.829762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011694
observed 879bf162c55d33b7b34999aeb1ee5ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.809786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011694/manifest.json
observed 40c87a89c032b25eaafcff9b0aa69c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.790106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011694/publication.md
observed 44605790606775bde0afb1e4a909012e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.770364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011694/publication.txt
observed c9622ef370a303472a65ecd7bff02685...
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.