OpenTechnical

OT-2026-000063752

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063752) never changes.

Identity and time

Publication numberOT-2026-000063752 · never reused
Internal UUID01a0ae8c-f946-7f13-a861-7dfb3beffe88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063752
StatusPUBLIC

Content hashes

Canonical text838090760b5fddcda3ee2078d73c1a9a39fc904a7718ea3daf34547054a6ce97
Markdowna3d14f58806267d94c89163d0c808599a4b7a11b60803fe927a1fac46f4e8775
PDF
Publication page37518a6a1488614c9143b7641ba18d6beb9e7ca849b1772a2b52f24dd3473fc7
Manifeste6f5ef9b96b456bbf361624d337a08ca872903242457a2f4d0c4766c27c22908

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
SignaturesFYwP6sFYOkPFDGrUCurTn6v6zl3U2PzMLbMVvmvMsgFmPCVtVRa0HPSaSgaoee8eG1B9NO5sw7yxjasIWIyBw==
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

2026-09-17T10:37:53.245763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063752
observed 37518a6a1488614c9143b7641ba18d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.226920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063752/manifest.json
observed e6f5ef9b96b456bbf361624d337a08ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.209761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063752/publication.md
observed a3d14f58806267d94c89163d0c808599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.189687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063752/publication.txt
observed 838090760b5fddcda3ee2078d73c1a9a...
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.