OpenTechnical

OT-2026-000080416

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000080416) never changes.

Identity and time

Publication numberOT-2026-000080416 · never reused
Internal UUID01a0ae96-7e78-7d15-9e24-990a3f81b805 · 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-2026-000080416
StatusPUBLIC

Content hashes

Canonical textcaf5983930f44ae42a9bc8e49dd7f7a2f1f2157125a72d7b129f9071e1966853
Markdown0be5ab830a6fc3d8676f989b03cd954243ca2e24d05ac967d8129958a64ef055
PDF
Publication page0f7a6d77e601a099d3e152199a7f827145546a5ab88db08e614a33d1b69d0cae
Manifesta8d1c619c49803ec34a729164bcd7fc0215fe625735b136108de47027fb12fc4

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
Signature4VaVU7WtOtZHkH3kV+UxHeC6IvMmcPVcWFO1t6HfZ9GUE7KyWxvItStf4t7IrjRbJC30liEmKLWtthgIbMWJBg==
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

2026-09-17T10:02:55.251870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080416
observed 0f7a6d77e601a099d3e152199a7f8271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:55.233847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080416/manifest.json
observed a8d1c619c49803ec34a729164bcd7fc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:55.213177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080416/publication.md
observed 0be5ab830a6fc3d8676f989b03cd9542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:55.173813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080416/publication.txt
observed caf5983930f44ae42a9bc8e49dd7f7a2...
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.