OpenTechnical

OT-2026-000024837

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line 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-2026-000024837) never changes.

Identity and time

Publication numberOT-2026-000024837 · never reused
Internal UUID01a0ae71-2727-7429-a829-2167dfbb70ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024837
StatusPUBLIC

Content hashes

Canonical text7d8d8b987b01927bf25c6620cb849af3ac8a50fc5b0dfb4e6329834a7b5ba2fd
Markdowndb1c19bb15c7ec025e53032e8c3385275105f9de12e7fa4440273d0864c656dd
PDF
Publication page868a511d7103ed44a04d9722f6ea559fc568ecdadcad1bf9692b8ffab9df379c
Manifestbc2bbae3e242c21b8837a3474adf9ec972b85614e85ae9dfdfcda75323ac89fe

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
SignatureHMQmMhc/VXUU0cHYidGfIKGN/JtDpU7WPDzViqAzsblxjDeQAegb3zYSBA8M3iB1U3+OCJqNOrewATwGV6xJCw==
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

2026-09-17T11:48:08.809099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024837
observed 868a511d7103ed44a04d9722f6ea559f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:08.793695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024837/manifest.json
observed bc2bbae3e242c21b8837a3474adf9ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:08.775649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024837/publication.md
observed db1c19bb15c7ec025e53032e8c338527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:08.756026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024837/publication.txt
observed 7d8d8b987b01927bf25c6620cb849af3...
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.