OpenTechnical

OT-2026-000038418

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000038418) never changes.

Identity and time

Publication numberOT-2026-000038418 · never reused
Internal UUID01a0ae78-2d52-76ff-882a-b19cbb903889 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038418
StatusPUBLIC

Content hashes

Canonical textd77f77ce4ee2e6f30ba91df8cc96f787dd82047a38a721be7faf7032781f95f3
Markdowndaee7b956257617eecf743d4b66468241d3284cce356ecad9dbad81410eee018
PDF
Publication pageb89a53f310f94271b70254819d24edb2d43677f1c24ff5b0204c5075c79ec3f8
Manifestad354e151f621861cb875aaa2b84dc97d7990591f498a5dd5692f9a01c03ccfa

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
Signature16V0mJGpxKz58vuAdIaFvmCp50aeANWhPAXvVYcyMGSEtiX9utOx35EVzKcnDZ/SW8hXnfRQxucye+hM6nVRCw==
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

2026-09-17T11:22:37.772327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038418
observed b89a53f310f94271b70254819d24edb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:37.755074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038418/manifest.json
observed ad354e151f621861cb875aaa2b84dc97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:37.735969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038418/publication.md
observed daee7b956257617eecf743d4b6646824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:37.719587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038418/publication.txt
observed d77f77ce4ee2e6f30ba91df8cc96f787...
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.