OpenTechnical

OT-2026-000070506

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000070506) never changes.

Identity and time

Publication numberOT-2026-000070506 · never reused
Internal UUID01a0ae91-5460-7ef1-a77e-145b5c7ff9ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070506
StatusPUBLIC

Content hashes

Canonical textcc0f77918f7224b8d8f7b9fc59b334952c28d8c204e4a2ded74c2d85859e39c6
Markdownf3ed898810fd3772235c1157610c3526efae9581cc318ba69355c1b77ebbb204
PDF
Publication page1b9416a10eca81ae31c3eb6be29cafc55369f9037448a6dcce0d76dc1d43ec79
Manifeste8a0ff51069aa1f55373d8b8e7304646dcf38434e649e04f8697e2086840625b

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
SignaturexGRI2pDt2684dzcD/usgpMOCM3LAo6OW7JtIQb7+tpGARnwRSIjdmFnEoPUkxNNWW+X01FSPU+0Z9l3cix5ICw==
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

2026-09-17T10:26:20.726961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070506
observed 1b9416a10eca81ae31c3eb6be29cafc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.708597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070506/manifest.json
observed e8a0ff51069aa1f55373d8b8e7304646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.688558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070506/publication.md
observed f3ed898810fd3772235c1157610c3526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.671651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070506/publication.txt
observed cc0f77918f7224b8d8f7b9fc59b33495...
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.