OpenTechnical

OT-2026-000041789

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000041789) never changes.

Identity and time

Publication numberOT-2026-000041789 · never reused
Internal UUID01a0ae79-e8a3-771b-bb53-a11ef39d6f91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041789
StatusPUBLIC

Content hashes

Canonical textaee1390e31fbf46350128eb3bc45645e66e934fe146084f544c5bfbb6b71bd0c
Markdown7c71af34c9eb748bb0d729f5d81be7477ccf26c5b5103a90b4d8ce188ae8d4f0
PDF
Publication page322b0b819229fb2cbffe79f6a02f817ac5c2d3ee584a8a430b523b69f6b192b0
Manifesta66882002d3e3913da341b6432457f077dc419937f14d74a5afd570a49c8ca28

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
SignatureKF4cVZ7AJ4nq24+o+nJejh7cgTbse5JXZ1QMQ0Nou5O4Tg6MU7GCBJ6N5pLV9oitO3uP+Anb2Ed7CpOEoVqHCw==
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

2026-09-17T11:16:38.539110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041789
observed 322b0b819229fb2cbffe79f6a02f817a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.523690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041789/manifest.json
observed a66882002d3e3913da341b6432457f07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.506564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041789/publication.md
observed 7c71af34c9eb748bb0d729f5d81be747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.489414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041789/publication.txt
observed aee1390e31fbf46350128eb3bc45645e...
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.