OpenTechnical

OT-2026-000012432

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000012432) never changes.

Identity and time

Publication numberOT-2026-000012432 · never reused
Internal UUID01a0ae6d-39f6-7906-9059-8e3e49f35360 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012432
StatusPUBLIC

Content hashes

Canonical text632992ff8c07598cf58d956044a284aa2607d7f19ca1d25c178b29e9cc46e92e
Markdown10848fa821e22796c33d1f09f91fecb8f3694987724099229b6c1f4c8514a9fd
PDF
Publication paged663beaa25851c3850708510bbb37616f557b03eca84ef72667609f40c14b437
Manifest279eb101a110f3940df4d353ee8f49070e98de3d07727db1ecd52711c2c227f5

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
SignatureKN159N+TrJOjs+TEq/JF378aS+HiQJ9TH/XvkiBvu+Kt8VjyqklRDHKY0ABN9KpK7UN8ed2Vf0e6oP5g3czMAg==
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

2026-09-17T12:11:55.889664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012432
observed d663beaa25851c3850708510bbb37616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.871003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012432/manifest.json
observed 279eb101a110f3940df4d353ee8f4907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.852688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012432/publication.md
observed 10848fa821e22796c33d1f09f91fecb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.833850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012432/publication.txt
observed 632992ff8c07598cf58d956044a284aa...
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.