OpenTechnical

OT-2026-000045460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000045460) never changes.

Identity and time

Publication numberOT-2026-000045460 · never reused
Internal UUID01a0ae7c-f76d-7061-a9be-bda169ad19fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045460
StatusPUBLIC

Content hashes

Canonical text9931de8b86a1790be96424d36d6b437f8ec22f8939545b55fdad2df050f97210
Markdown89c08df307213fa915942db0aaa6fa3547da71e285f63271df4d5e34322276fd
PDF
Publication pagedc60f47908f7c00c9ccc3b324ab6121a012529fa22c1b358237352431134f264
Manifest4899fc13e46e5475ef8fb7444a8fc671f6911df2e672b0997b089da859a62eb7

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
SignatureudbyzvVqfXJ3fvhKjrKTTIxb3vEtHZX3FOtMpiFJeSSTVokWnLTw6RwOUB+cHOQ43my83pT3KjltE+GuR6f9BA==
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

2026-09-17T11:10:45.982198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045460
observed dc60f47908f7c00c9ccc3b324ab6121a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:45.964676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045460/manifest.json
observed 4899fc13e46e5475ef8fb7444a8fc671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:45.946710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045460/publication.md
observed 89c08df307213fa915942db0aaa6fa35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:45.927876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045460/publication.txt
observed 9931de8b86a1790be96424d36d6b437f...
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.