OpenTechnical

OT-2026-000084566

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained blow-off 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-2026-000084566) never changes.

Identity and time

Publication numberOT-2026-000084566 · never reused
Internal UUID01a0ae98-e25b-75de-b1d5-05b31ab1a186 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084566
StatusPUBLIC

Content hashes

Canonical text58761c0fb4b117a0552eb03867f2351a34817d3bd1add9fb3d5c157e7bd5c252
Markdown7d6e12f7965b7a5855ab0a4e4c15f6cb8af8636a9d55f0ec7cc6e61254c38c8c
PDF
Publication page8d4d3ea73bc16c32353fca51d609c4792f53d1bda8cee9ce11210d95b0d895cb
Manifeste01df6caeb54855193330d96946cc440792639d5e9c18749300ed341ea9fc243

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
SignaturemvYIk4gU9i1zvQwROPeYpfVpbA3G2VpMas5EOgDdO5guFqvUwqNhvNFynb3+vOsuA1syXidllrqqLAQdg8WlBg==
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

2026-09-17T09:55:27.697028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084566
observed 8d4d3ea73bc16c32353fca51d609c479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.679709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084566/manifest.json
observed e01df6caeb54855193330d96946cc440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.661508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084566/publication.md
observed 7d6e12f7965b7a5855ab0a4e4c15f6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.644326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084566/publication.txt
observed 58761c0fb4b117a0552eb03867f2351a...
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.