OpenTechnical

OT-2026-000050452

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000050452) never changes.

Identity and time

Publication numberOT-2026-000050452 · never reused
Internal UUID01a0ae82-5c48-7b91-a000-023ed725a398 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050452
StatusPUBLIC

Content hashes

Canonical textb907a39f2752fc550b05699d273e6995c2167139ec68efe2126e4a9526875fbb
Markdown8eb7f780ea890e62b592190b94b05c8b97da91def4ab22198fbe7724fd2edd15
PDF
Publication pagefb941acafb9ac892ced77a0fa8fc0eda24f58ba2d6fe1de4025de9e394fd9b5a
Manifest701c3e58cff7b5cf938af1e26741ad4b167198671532bc1709ceacfdad6489bc

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
SignaturegNskQqtl0I/Ag2E15Zw35rb22jBtT+u/Tqv7USRUGj5hNvCII8F746Tj87EghsFaLVoQT7hj29VLVgM9LPbXCw==
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

2026-09-17T11:01:30.105850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050452
observed fb941acafb9ac892ced77a0fa8fc0eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:30.088355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050452/manifest.json
observed 701c3e58cff7b5cf938af1e26741ad4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:30.071930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050452/publication.md
observed 8eb7f780ea890e62b592190b94b05c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:30.056628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050452/publication.txt
observed b907a39f2752fc550b05699d273e6995...
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.