OpenTechnical

OT-2026-000066474

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000066474) never changes.

Identity and time

Publication numberOT-2026-000066474 · never reused
Internal UUID01a0ae8e-ce40-783c-a7c9-4ab3d6869baf · 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-2026-000066474
StatusPUBLIC

Content hashes

Canonical textf4914b06e769c25ee8eda5d161e2df45245825cb4cd0c3ffaadd2b29fdce7606
Markdownf98760c70d519d568a9d3001217fa92842e8ebe74c4505066b840a75b75a6e57
PDF
Publication pageb5f180bfd7399a28cd039796b2176478aa1af649540df836fd37ae8bbcc0db93
Manifestaa849a1b7385a25d89688b3298cd03af3b3dc058ea7b4366cf0463dd1c34daac

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
Signature7EGPB50AVgmun4AHlZkviCGddD8s5Y3mqRyzJb4IKS2SAHykEvTypFW/hfWENepujuq7sA6hfnKBOJh89vGCDA==
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

2026-09-17T10:32:43.596826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066474
observed b5f180bfd7399a28cd039796b2176478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.579229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066474/manifest.json
observed aa849a1b7385a25d89688b3298cd03af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.561032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066474/publication.md
observed f98760c70d519d568a9d3001217fa928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.538186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066474/publication.txt
observed f4914b06e769c25ee8eda5d161e2df45...
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.