OpenTechnical

OT-2026-000023793

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off before 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-2026-000023793) never changes.

Identity and time

Publication numberOT-2026-000023793 · never reused
Internal UUID01a0ae70-aed5-7702-ad72-65e1b98af865 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023793
StatusPUBLIC

Content hashes

Canonical text16081550d8b927c5b52952378023cb5c0202b997b16bcb783b9dfa78dcd850ac
Markdowna9315943efd480f5377698d00f8c3ce37278085aef1746d75de27a85420425d4
PDF
Publication page281721a301cb0a1a64691a7a7a5d586575fa693ee4bcb1a51f6170934b525f21
Manifest236ed856d9d152873aa8325f66018f4fc0122c89c885231f1d57dfa649ee54a3

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
SignatureIIYlUHdn1EJFcbNp7+fUpiirTwJ2avuYWMNuLV203jLSkFTLWagrOuonGPsloNvQdVbHXXztEtvDqz/KKKUwBA==
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

2026-09-17T11:50:16.078465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023793
observed 281721a301cb0a1a64691a7a7a5d5865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.061846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023793/manifest.json
observed 236ed856d9d152873aa8325f66018f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.044240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023793/publication.md
observed a9315943efd480f5377698d00f8c3ce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.025587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023793/publication.txt
observed 16081550d8b927c5b52952378023cb5c...
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.