OpenTechnical

OT-2026-000046218

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000046218) never changes.

Identity and time

Publication numberOT-2026-000046218 · never reused
Internal UUID01a0ae7e-032c-7588-a4c5-cd3001971138 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046218
StatusPUBLIC

Content hashes

Canonical text920e09d01c8fa1ef22de4e44ed800202af3ba952218d537c68f05a808c26ac12
Markdown45973fe6b2ad4eb1fa901ce51761a837470d985ad725baeb93f0e67352e919e8
PDF
Publication pagec27f09e750bfa7a69c20214af7f9722167db64b7cfb567c5472588061327234b
Manifestcecec79f208a836eff904be6746ed25b921ab88f8e14429b145b92ec7aaa0650

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
SignatureqGwPMXxMXtzpKjEFYKcuqf4JIWDijzF1+cbQ8bJj+SkT1jAdz+/g5DS7Rv/h0zUyMXS2rfbhXPLou+2UdbTjDQ==
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

2026-09-17T11:09:14.351501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046218
observed c27f09e750bfa7a69c20214af7f97221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.333461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046218/manifest.json
observed cecec79f208a836eff904be6746ed25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.314068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046218/publication.md
observed 45973fe6b2ad4eb1fa901ce51761a837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.295233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046218/publication.txt
observed 920e09d01c8fa1ef22de4e44ed800202...
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.