OpenTechnical

OT-2026-000039357

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039357) never changes.

Identity and time

Publication numberOT-2026-000039357 · never reused
Internal UUID01a0ae78-9674-7fb6-9668-fc77cd213bfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039357
StatusPUBLIC

Content hashes

Canonical text58e5ebdb459e4d8554380b895e670d12b4a90f58fe17dd0b53417b8ade6dc1f1
Markdown90441817cee0cb801e9067cbfccbfebe9ef8381fa38ec91d211080bcf2b4d746
PDF
Publication pageedcdac6e0aa4ac204d3f8f2e33102b9f7bba67e7418dba92a9ed983077215a8b
Manifest6b300def1b8fd2dc92594f79a3970998ab6d25ff9b195adfe77db9ff19c6c2c7

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
SignatureL4+8szjnkov/uJygaeYp4MPaFEu7eF8L7bvL8/RYlToc0y1hmsL7nJISS6djKyyoQ7+N799m8BTbtwRQ4JkeAw==
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

2026-09-17T11:20:57.328205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039357
observed edcdac6e0aa4ac204d3f8f2e33102b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.310200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039357/manifest.json
observed 6b300def1b8fd2dc92594f79a3970998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.290563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039357/publication.md
observed 90441817cee0cb801e9067cbfccbfebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.273274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039357/publication.txt
observed 58e5ebdb459e4d8554380b895e670d12...
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.