OpenTechnical

OT-2026-000066356

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-2026-000066356) never changes.

Identity and time

Publication numberOT-2026-000066356 · never reused
Internal UUID01a0ae8e-8dc4-746b-a933-780a22638ed0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066356
StatusPUBLIC

Content hashes

Canonical texta56f4abae09cca088aa9619977f401f2602bbaa911ae525dd3f978ab20b3d621
Markdownc46d75afc5a5217c263681109c0f75f5247a68fcff9b48fa05a8cc4046e523f4
PDF
Publication page62754d79739259bacd5f578d722698e0b061d329bd92f7e71515f12a6cc58c93
Manifestecdd49fa96df4af54ab37f378a4ac023553f40d341d95e4a34fd2c677a0781ef

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
SignaturemIUFmTEx3cdL4pdytEfa7V5ry9gamkWofcWZczPsLgDEL9yJbkPqo1rHrEy+rRXUNsC7/RWZCpvGF10qMUgnAw==
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

2026-09-17T10:33:33.116249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066356
observed 62754d79739259bacd5f578d722698e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.100128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066356/manifest.json
observed ecdd49fa96df4af54ab37f378a4ac023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.081933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066356/publication.md
observed c46d75afc5a5217c263681109c0f75f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.064307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066356/publication.txt
observed a56f4abae09cca088aa9619977f401f2...
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.