OpenTechnical

OT-2026-000080258

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000080258) never changes.

Identity and time

Publication numberOT-2026-000080258 · never reused
Internal UUID01a0ae96-7e77-7909-a11f-dff9997fc143 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080258
StatusPUBLIC

Content hashes

Canonical text532344982941c1b75fb792e3c85f4e5e7b5c2dc62cb67fb0b4c2ca65f486c47a
Markdown3598ead7edfe9fc2384e6f0445119db4d01bcb308325fa4172867110a70d6f03
PDF
Publication page1e6d5a6c149aff3e2e8ba8a1b8a071c736edd329ad111982be3e7c830cd6d3df
Manifesteba95e88fc49184a54087a16821fafba6a1c2b9e5eec32fb40d5fe24d2f82c08

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
SignaturelbG2IH2H81LIfwc37ZBxNgTnDLFyb6H97XkYDu3LpD5GZMOCTgtak5mbn6nU99xeAA7qrQvNK9jczOlX+8I1DA==
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

2026-09-17T10:02:43.154628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080258
observed 1e6d5a6c149aff3e2e8ba8a1b8a071c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:43.136818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080258/manifest.json
observed eba95e88fc49184a54087a16821fafba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:43.119353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080258/publication.md
observed 3598ead7edfe9fc2384e6f0445119db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:43.102069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080258/publication.txt
observed 532344982941c1b75fb792e3c85f4e5e...
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.