OpenTechnical

OT-2026-000050533

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, vented before 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-2026-000050533) never changes.

Identity and time

Publication numberOT-2026-000050533 · never reused
Internal UUID01a0ae82-5c49-7670-a173-89ccafbfb15f · 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-2026-000050533
StatusPUBLIC

Content hashes

Canonical text9737de8de9a6af938cbfe32af85fbe2e517fbe2980a99523e4359c49bcd120e5
Markdown2e342c8423f0f887431fad7f012ca50cca459b7b91c3a3860c4c75ca199d4ae9
PDF
Publication page527297484d6cdd9e4a6a37c082ba70898572af4a2d80f24c7944812087ea0e34
Manifest24334a4962a6cd37435bf2242950bbf0d17ea891cb553e8516480a9207328ed8

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
Signaturec2/iCt3JdOnAJ2cbQaPMan/2Fa70AlwLg6uauhpwsx5qznry8T44u+gIRVrQJJcS0wNbZF/RyRkcQ+GQgD1vCw==
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

2026-09-17T11:01:37.721176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050533
observed 527297484d6cdd9e4a6a37c082ba7089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.703432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050533/manifest.json
observed 24334a4962a6cd37435bf2242950bbf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.685913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050533/publication.md
observed 2e342c8423f0f887431fad7f012ca50c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.666929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050533/publication.txt
observed 9737de8de9a6af938cbfe32af85fbe2e...
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.