OpenTechnical

OT-2026-000092980

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line 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-2026-000092980) never changes.

Identity and time

Publication numberOT-2026-000092980 · never reused
Internal UUID01a0ae9e-090f-7427-af56-d3525228b59e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092980
StatusPUBLIC

Content hashes

Canonical textcc49ea843ac73c5d75802b97dfd4be5cd80466c0b72c70948a5dae0e3f58e951
Markdown650578a855cca8d1c5d159085babf6437ba1e9c94a968b2510949d321140cd0b
PDF
Publication paged7b7b4b65ae2385ea1119d68d4f6b3c24a87fda8b6aca509a8250768728d904b
Manifest7a91a3e96ef3536d8435ecfe3f7b6f27e256bab97a0ea3bfd55dc81d7ef8bdea

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
SignatureQmfxJ/mflqZoU90zGLtcXLpHWdsA3JIt74vgCM0xyylUcIlC4i9egd08wMTH9hcVqd2wLaENOQCClcxrUsOIBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:10.782587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092980
observed d7b7b4b65ae2385ea1119d68d4f6b3c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.764617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092980/manifest.json
observed 7a91a3e96ef3536d8435ecfe3f7b6f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.748287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092980/publication.md
observed 650578a855cca8d1c5d159085babf643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.730523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092980/publication.txt
observed cc49ea843ac73c5d75802b97dfd4be5c...
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.