OpenTechnical

OT-2026-000036872

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000036872) never changes.

Identity and time

Publication numberOT-2026-000036872 · never reused
Internal UUID01a0ae77-773e-730a-86d6-7b36e9787657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036872
StatusPUBLIC

Content hashes

Canonical text2ab9bf336781a2adee05f0343293d5db472bad10e594664c714e29a400ccb82e
Markdown8239a7921fd64aa5afdfc692e806820ee748455b4942f5fbe0de16a8a3030204
PDF
Publication pagea002da1b3d5a4f6c0a7a5d46bc2a4d76843f8a8721d205d81de2d34d7767bccc
Manifestbf2bf7e137e598b646121514edc9dd846c1e41ac5901b01d913b4b7a70db4c4f

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
SignatureJEknzLwR3b4uNpN2T7pwgheiy/EAO/wzbJG5kPtlxwPZKmDgxWJGh7ubVdNbEdNJZf71Z0H63ctBFhEtWPgnDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:30.288985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036872
observed a002da1b3d5a4f6c0a7a5d46bc2a4d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:30.272036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036872/manifest.json
observed bf2bf7e137e598b646121514edc9dd84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:30.255736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036872/publication.md
observed 8239a7921fd64aa5afdfc692e806820e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:30.238649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036872/publication.txt
observed 2ab9bf336781a2adee05f0343293d5db...
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.