OpenTechnical

OT-2026-000088276

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

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-2026-000088276) never changes.

Identity and time

Publication numberOT-2026-000088276 · never reused
Internal UUID01a0ae9b-5d26-76b8-9f6c-aa2e1ead1e97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088276
StatusPUBLIC

Content hashes

Canonical texta0c5b4705dc0bb427761a89f7f0e68e63a18af0307b442b27ce9c44f8faf939f
Markdown83f77a03d580ac84de71db4e249dad07330fa99a2b330c6a3fa9f46eacc892ce
PDF
Publication pagec1090c981e460ce20a031028471341e3cb497e4ebc9f77778b87e97193664e13
Manifest467f15adda3f6b8bc1a429efaa1ce9454ec1fcb3138b6deedcf6e8d38641cb40

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
Signature/gzMSffjC3roY0cyrRz+nHB6a7fi5pRMqUbCCFese3aWoVhV1tfXNx/eRWcCB+TUX2+EQVycoV9vk6Bn4QltDQ==
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

2026-09-17T09:48:35.196126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088276
observed c1090c981e460ce20a031028471341e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:35.178872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088276/manifest.json
observed 467f15adda3f6b8bc1a429efaa1ce945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:35.162974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088276/publication.md
observed 83f77a03d580ac84de71db4e249dad07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:35.146912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088276/publication.txt
observed a0c5b4705dc0bb427761a89f7f0e68e6...
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.