OpenTechnical

OT-2026-000099486

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099486) never changes.

Identity and time

Publication numberOT-2026-000099486 · never reused
Internal UUID01a0aea2-c974-78cd-ae67-326db1367860 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099486
StatusPUBLIC

Content hashes

Canonical text9ded9542864b3fa6c15324ecbeba173e171f90b8fe0bf1f262b863dfacbc89d6
Markdownf11adb95de02806de53b62a25145293132215bb5f28d6909b3dd425b4df39d3b
PDF
Publication page6bbf55b4f360133d0b0a9f6d7e03a9cc39d1e22f7cafb90fbed192361fc868ab
Manifest1087f8ac2ec06d7fbdfdfe08f5120d545a00ded49bc415dfe40778b218146bbe

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
SignatureuZ+Mofcq+3wI9vNkWRIgVMuoT01aIa/6+dh/MiupYgENzyS8Gsz+ijPlaJjA2EwIM6ww1kVz1Gm+CDH/m6q2AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:22.586210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099486
observed 6bbf55b4f360133d0b0a9f6d7e03a9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:22.569119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099486/manifest.json
observed 1087f8ac2ec06d7fbdfdfe08f5120d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:22.550413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099486/publication.md
observed f11adb95de02806de53b62a251452931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:22.530090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099486/publication.txt
observed 9ded9542864b3fa6c15324ecbeba173e...
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.