OpenTechnical

OT-2026-000053296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000053296) never changes.

Identity and time

Publication numberOT-2026-000053296 · never reused
Internal UUID01a0ae85-0a15-7341-8f1f-8b3999c8f29e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053296
StatusPUBLIC

Content hashes

Canonical textd2205f16d93276aade5c45e7ccdd4b45f2704280bbb9acb2540c5e2e4a56d514
Markdown0fd53c78601be583c48bab27e3973d112154d2da1f14bec6dc69d223a3432241
PDF
Publication paged0e63b8dfda3e0216ae75a5da6f6060ef3602d21c6f01af5e1dd17eef320076b
Manifest86eddb10f1e1a0a6a3ef94629aede3075e94319d5099b5057a0aeef4057300df

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
SignatureSz3frKy7JG2RAipmURVKneiSF/GKCVsiu6Nwe7pTm1W3AGJ1jpiOe3Yo2qJSYZMt63zmrgEI/syd0aNLaqMNDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:59.043154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053296
observed d0e63b8dfda3e0216ae75a5da6f6060e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:59.024862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053296/manifest.json
observed 86eddb10f1e1a0a6a3ef94629aede307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:59.005294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053296/publication.md
observed 0fd53c78601be583c48bab27e3973d11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.986121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053296/publication.txt
observed d2205f16d93276aade5c45e7ccdd4b45...
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.