OpenTechnical

OT-2026-000060958

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000060958) never changes.

Identity and time

Publication numberOT-2026-000060958 · never reused
Internal UUID01a0ae8b-12f3-7e50-9a01-1afc338ca75f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060958
StatusPUBLIC

Content hashes

Canonical textcfaef07af9c0ba801105beda4f950ad64bf4fb9508556ebd5f889292261a776f
Markdowne4746d1b093a323aaa2c221d03c13943f6d63c5cc1da7aec8547a4bc802cfc6d
PDF
Publication page20f798ce455adb944633d2ec9b3141980621c06d8f2ae09fa3d6b1dbec834b54
Manifest449d6988ce776dce7e0158553cd84e9ed30572aac805e9edbf2fef4cd500570f

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
SignaturexE+esdWnvqyr6W77J+wumZJTCuWYBHYwX2SrrPYw/VzY93/FG3fwpHqoSGnZDIKZk006u173eJBsLZyoik2uBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:14.130025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060958
observed 20f798ce455adb944633d2ec9b314198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.110581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060958/manifest.json
observed 449d6988ce776dce7e0158553cd84e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.091747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060958/publication.md
observed e4746d1b093a323aaa2c221d03c13943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.072089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060958/publication.txt
observed cfaef07af9c0ba801105beda4f950ad6...
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.