OpenTechnical

OT-2026-000036005

Publication integrity record

Three cup vacuum gripper, three 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-2026-000036005) never changes.

Identity and time

Publication numberOT-2026-000036005 · never reused
Internal UUID01a0ae77-01cd-786c-88df-2d3c7d11ad63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036005
StatusPUBLIC

Content hashes

Canonical textea3fea74d86119e0c7c024f314a5bf989b8a936a01c799e5df6f55e8a8ca05f5
Markdownb9de0dc0b51f323c1040a061bcfc4bf3512a01bb17582b84a5ef1c53a3068e40
PDF
Publication page3908e851043a61e0f981b74b5a0fa4c56f33197d4770e095eaae1b0b5a1c9c2e
Manifest4d44f509d16a859f06dd7e38e0be32d33ef3a6e0eb86d4bd8d301f7415163028

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
SignatureLihkJilQ7oalkOK28XhfNsuxRtMvqieERrbwhgqq+pxJ3yituEzPdQ1WJMfv3LiGPoam2lOX6zLUpSxCo7YWDQ==
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

2026-09-17T11:26:10.119757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036005
observed 3908e851043a61e0f981b74b5a0fa4c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:10.102644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036005/manifest.json
observed 4d44f509d16a859f06dd7e38e0be32d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:10.086690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036005/publication.md
observed b9de0dc0b51f323c1040a061bcfc4bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:10.070691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036005/publication.txt
observed ea3fea74d86119e0c7c024f314a5bf98...
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.