OpenTechnical

OT-2026-000098819

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000098819) never changes.

Identity and time

Publication numberOT-2026-000098819 · never reused
Internal UUID01a0aea2-42b0-7a2e-8c9c-35768d98bc56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098819
StatusPUBLIC

Content hashes

Canonical texte03b1816c2a6b7069d27edbf8d09f2e17c04663d2f8e589b74dd58e19d059f4c
Markdown26f8340db657c71c7d57e5a7ec7743077c0c4db87437756d04df60a48600d606
PDF
Publication page24318e77c6972d7b0d4dbb3fea7982f9165faa6ed7626e9b8b9097a7e2137394
Manifest3f46111edc72d3affd9777edf6ffa1e7230b73a09b5b22309de0486c61904675

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
SignatureeWyDMicYtBkALUrrwDFSFp3PuyeFvVq5G8qbTCrWdNJGzAMbjIP4KqD/MqCyrhDuETS6O3oEMCQlugvGjnPNBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:09.276091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098819
observed 24318e77c6972d7b0d4dbb3fea7982f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.258846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098819/manifest.json
observed 3f46111edc72d3affd9777edf6ffa1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.240540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098819/publication.md
observed 26f8340db657c71c7d57e5a7ec774307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.222087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098819/publication.txt
observed e03b1816c2a6b7069d27edbf8d09f2e1...
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.