OpenTechnical

OT-2026-000047360

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000047360) never changes.

Identity and time

Publication numberOT-2026-000047360 · never reused
Internal UUID01a0ae7f-3e57-7470-8a4a-160105804b72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047360
StatusPUBLIC

Content hashes

Canonical textbfda275e6687fa637821aa32a5e8571582af0379a2e0a9b335cd3aed53ae0e5b
Markdown23d0676bd2d99d598241390c784da12cc8be2b2156142e131cc05c3938424021
PDF
Publication page42a7345ee0e6a1532ddd457995bc81a442560f1ed341577c9ac6cb348cc718ed
Manifest50bc0c206807fa061edb9b1a4a5e08586ac2dafe92a7c67ab4d81824b055187a

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
SignatureqhJOCHBTOXkBkcQ5pVW7xA8W4gNggUrbYdE7oP1LFed68xsOu9ush3JFv+Z/ZDgFcZOOUVHnvGd37W3dWolsDQ==
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

2026-09-17T11:06:21.544474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047360
observed 42a7345ee0e6a1532ddd457995bc81a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.525463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047360/manifest.json
observed 50bc0c206807fa061edb9b1a4a5e0858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.506028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047360/publication.md
observed 23d0676bd2d99d598241390c784da12c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:21.486195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047360/publication.txt
observed bfda275e6687fa637821aa32a5e85715...
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.