OpenTechnical

OT-2026-000050596

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000050596) never changes.

Identity and time

Publication numberOT-2026-000050596 · never reused
Internal UUID01a0ae82-5c4a-7542-b731-0ee7a89e5fda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050596
StatusPUBLIC

Content hashes

Canonical text3d0180e3fa0dd84cb12e75c5a2890578239012d5e8d2aedb61c965154a6f2971
Markdowncf86faa469ec3b4e67cb0e8f52d772235735bed93a13db4ff297e86fa6bc8359
PDF
Publication pageea5d99f421fb61ecc836cfea0dc3f3e0bda92fce50682d33919c223cef14af33
Manifest4a1878804174416f2865192a0723d679efdb363f45657c568508a2a0ade803f5

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
Signature4TQIpLgrVQ5p1vPQTeEeL26qsxAX9Q22yamJ7UfY3JcdPsSIlqKIZE3EzdOzN+v/edL2WJlOMQ/49UcPFcalCQ==
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

2026-09-17T11:01:42.071259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050596
observed ea5d99f421fb61ecc836cfea0dc3f3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.053545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050596/manifest.json
observed 4a1878804174416f2865192a0723d679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.035137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050596/publication.md
observed cf86faa469ec3b4e67cb0e8f52d77223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.014855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050596/publication.txt
observed 3d0180e3fa0dd84cb12e75c5a2890578...
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.