OpenTechnical

OT-2026-000050196

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000050196) never changes.

Identity and time

Publication numberOT-2026-000050196 · never reused
Internal UUID01a0ae82-5c45-7b22-9b57-0d7658ffeb9a · 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-2026-000050196
StatusPUBLIC

Content hashes

Canonical textfb73438cffad029eb726a242eaf28195be1faffb3660afd454b30e4bef6cd71a
Markdown55aba48b6392e51dc8868e9b28fe0a5e0c2e762056d0777b9d5cf83398e62386
PDF
Publication pagee8bdac63550ec365549302cffd91026b0c7458bc8ae53c0b8cdc05c041615913
Manifest040a0596371dfc4f3dfefbc517d1616faac3f5aaf6f23eea8420d608ba81004a

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
SignatureOor5FkeATh8j/1koRp/5VYWs8XptmZAJJ7sgNp0gWIe6/xQK9rLxiYVbXjZEY0Je69Ek0Ny1eiPkEFEghuL5Aw==
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

2026-09-17T11:01:10.972611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050196
observed e8bdac63550ec365549302cffd91026b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.955211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050196/manifest.json
observed 040a0596371dfc4f3dfefbc517d1616f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.938702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050196/publication.md
observed 55aba48b6392e51dc8868e9b28fe0a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.920736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050196/publication.txt
observed fb73438cffad029eb726a242eaf28195...
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.