OpenTechnical

OT-2026-000066664

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000066664) never changes.

Identity and time

Publication numberOT-2026-000066664 · never reused
Internal UUID01a0ae8e-ce42-7d86-8c29-5b7ebaf95d12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066664
StatusPUBLIC

Content hashes

Canonical textb96fccc191d5c1f023bdfab18ee5c4c9c7cf1a318c73f3dc6a7aad7f23081984
Markdown7cbde2f8efee87f930f5c9a870e08e888db78134473684372e5467142d387ecd
PDF
Publication page5a492c8a87cc142291bf7925b2d0562156ac0ee60977e6e88089c197af4403c8
Manifesta5987f8b2b357f74f8ae82e8d83715ca3d45049c4c73d2536adcac194e069d2d

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
Signature91Y7xQk2t2bGLQy82GorSXxClczrNxp+Ks7VRvqQQSFdlwaitcxDHFQ9Zcs+jEiYdnMC8OzCTHHkVuewisIdAA==
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

2026-09-17T10:33:03.182545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066664
observed 5a492c8a87cc142291bf7925b2d05621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.164438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066664/manifest.json
observed a5987f8b2b357f74f8ae82e8d83715ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.147088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066664/publication.md
observed 7cbde2f8efee87f930f5c9a870e08e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.128362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066664/publication.txt
observed b96fccc191d5c1f023bdfab18ee5c4c9...
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.