OpenTechnical

OT-2026-000024177

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000024177) never changes.

Identity and time

Publication numberOT-2026-000024177 · never reused
Internal UUID01a0ae70-e8c7-777d-9433-13771449e4c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024177
StatusPUBLIC

Content hashes

Canonical text69c3c6e506f1ac4b29d503b824ed26581bafb6e34dcb0d0cd6ae457f826b65bf
Markdownc6fd7b76a03192fb6a4455a869713a17411801466ebb62511149e7c6755189eb
PDF
Publication page5bf2156c1d6a9bcaa2f7a12b65e02672cd65215486db3745653651c24dc3f008
Manifeste034225f2844cac138471e108f8b84662d6b0ebd72a6568a05172f0630eea6e6

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
Signaturecr8aOXXiUb2NDGJVR3xknJXxMjt6pz96dAkP3jucKRYcu33qk1KU36MORQSnqsbvxUISeQKZmLcFNxftfijWCA==
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

2026-09-17T11:48:37.890566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024177
observed 5bf2156c1d6a9bcaa2f7a12b65e02672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.872629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024177/manifest.json
observed e034225f2844cac138471e108f8b8466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.855273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024177/publication.md
observed c6fd7b76a03192fb6a4455a869713a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.836552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024177/publication.txt
observed 69c3c6e506f1ac4b29d503b824ed2658...
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.