OpenTechnical

OT-2026-000047204

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000047204) never changes.

Identity and time

Publication numberOT-2026-000047204 · never reused
Internal UUID01a0ae7e-d0f9-7338-bb8b-33624d60349c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047204
StatusPUBLIC

Content hashes

Canonical textb1c9393b441794ad76fa51ee2900952179f973f0c302e854543225e1fd0b32b7
Markdownbe5bc01621452f5000ebc2c4e5e3be26cda5bdf65db7d77a3da57464dc18d945
PDF
Publication page2292f0a1ed452d81451eb40feab43a5c0f04470b18cd5ed4bd6b2fd297c8c7da
Manifest97aa3ec103edec791593b6538d4890fa91f704d86f9d8ab155336392ff595309

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
SignatureLO4OVcPyi8dCGjpBC4RaHHEPczzcxkAlzrGpQy3KGVbUdbzQydLB0EO1ctzcJDFfFK2oFjAtgu87WB+ZfB1YAw==
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

2026-09-17T11:08:02.146648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047204
observed 2292f0a1ed452d81451eb40feab43a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.124168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047204/manifest.json
observed 97aa3ec103edec791593b6538d4890fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.104664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047204/publication.md
observed be5bc01621452f5000ebc2c4e5e3be26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.086138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047204/publication.txt
observed b1c9393b441794ad76fa51ee29009521...
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.