OpenTechnical

OT-2026-000045113

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000045113) never changes.

Identity and time

Publication numberOT-2026-000045113 · never reused
Internal UUID01a0ae7c-f768-7942-8d5c-e730d25e529e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045113
StatusPUBLIC

Content hashes

Canonical text80a05f226529accc9a212da1ca076e731659c647b61e5f0993ed454552843b2b
Markdown4ce6d20b85ed5af51b40391446101cb96cf7345ccec60827f91b2f5c0dfec6ff
PDF
Publication page4bce3db0cc28fd0002cd2a24ba9e1b28f14955e124898aeb847a956bfd78a9c8
Manifest240598db08c50918cadbbbe7039f52534a629ebc3b1925ce98a6c4ba010826a1

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
SignatureFGkrChiV1v/QJYAsFvekUWBT1evvMJVInP2NsUoY4o5oPM55VLkc0XOe5D9cQxdlQBbxGhE5HUp2bmlAjk+eAQ==
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

2026-09-17T11:10:15.280263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045113
observed 4bce3db0cc28fd0002cd2a24ba9e1b28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.259997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045113/manifest.json
observed 240598db08c50918cadbbbe7039f5253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.239864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045113/publication.md
observed 4ce6d20b85ed5af51b40391446101cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.220640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045113/publication.txt
observed 80a05f226529accc9a212da1ca076e73...
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.