OpenTechnical

OT-2026-000067958

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three 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-2026-000067958) never changes.

Identity and time

Publication numberOT-2026-000067958 · never reused
Internal UUID01a0ae8f-c4fd-715b-a170-c05e3c11b6cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067958
StatusPUBLIC

Content hashes

Canonical text683b9ca6e6d3ffc6cddf5a14e4487acb81ef7eb809c90e46f1835c45d7b403fb
Markdown169a5fd1f7d3532963dc30077151f748c0e5d78a1bdae58a2a214aa1a2a6c5a7
PDF
Publication pagee446c1ffc8053dde091913cc9fd075514d30e5903e66c29b4ddecac124618589
Manifest764aa80e939f939f2dad240d0fa851593bac18ffa439d78d671f1edb5c320e9c

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
Signature+vZMhnQrUsV9uduuDYbWBFKiYcFkZsDvFmhluTI2KpTbwtlYSEqmRfKpQgs48QIyRLY2EjxWW8+yB8Vye2JBBg==
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

2026-09-17T10:30:29.748511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067958
observed e446c1ffc8053dde091913cc9fd07551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:29.523609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067958/manifest.json
observed 764aa80e939f939f2dad240d0fa85159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:29.490405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067958/publication.md
observed 169a5fd1f7d3532963dc30077151f748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:29.471370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067958/publication.txt
observed 683b9ca6e6d3ffc6cddf5a14e4487acb...
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.