OpenTechnical

OT-2026-000035606

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000035606) never changes.

Identity and time

Publication numberOT-2026-000035606 · never reused
Internal UUID01a0ae76-b4c6-735d-965e-68cd6f37b524 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035606
StatusPUBLIC

Content hashes

Canonical text9703a4c992ee96c0f3fcb508a3a208a7bad4e1e970ea155eedab11ab00ff949a
Markdowndada8b2e2a111f40d3c3c631be4590f60587097b6ecf113242238bb08303d3d5
PDF
Publication pageb7ebffb2eff07b9a875c15306b72d9a0a8f3cfb1eb8ad5e8ee74e0206b8fe104
Manifest8512b4503beb899b19987b60b635f16bf8903653d6828002339fd837a31d8d46

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
SignatureCuvPFGlftaIyWC+7yDfPKv/RHFsjjJJqCDJUdKii3SsmcBp91V1ZdRoqvhQIexvBHGqXdssCNBvJjWPazsQqBw==
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

2026-09-17T11:27:08.461279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035606
observed b7ebffb2eff07b9a875c15306b72d9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:08.443352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035606/manifest.json
observed 8512b4503beb899b19987b60b635f16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:08.423484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035606/publication.md
observed dada8b2e2a111f40d3c3c631be4590f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:08.402193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035606/publication.txt
observed 9703a4c992ee96c0f3fcb508a3a208a7...
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.