OpenTechnical

OT-2026-000063124

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump 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-2026-000063124) never changes.

Identity and time

Publication numberOT-2026-000063124 · never reused
Internal UUID01a0ae8c-94aa-7347-aabe-fab206323163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063124
StatusPUBLIC

Content hashes

Canonical text8d04b3cb2e000cd08bb824cd84f809dcfe4873ea8958c9d3d99acb73ad62ba92
Markdown6bb3a2715a7e940de3d04da1f7b1d11db0b0f627585f0cacfec9f5b1c5b471cc
PDF
Publication page85d31f21ae00548cd663de3e29307be371dce5b262fc75b7f371de120ee91d07
Manifestb0a20f991b8d058e8b05c1e05cb65cd173cd7bfddae4505a63edb180d03c13ba

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
SignatureQ0Pu7VYsNfpenFju/4XComHAXrTTSlUf2Raz8pe7ibuFNaMrX13vKCEVZeu8kgSNBFMldf+M0tmAd7YvSDLoCA==
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

2026-09-17T10:38:54.277601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063124
observed 85d31f21ae00548cd663de3e29307be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.257998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063124/manifest.json
observed b0a20f991b8d058e8b05c1e05cb65cd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.238709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063124/publication.md
observed 6bb3a2715a7e940de3d04da1f7b1d11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.221454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063124/publication.txt
observed 8d04b3cb2e000cd08bb824cd84f809dc...
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.