OpenTechnical

OT-2026-000071913

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000071913) never changes.

Identity and time

Publication numberOT-2026-000071913 · never reused
Internal UUID01a0ae92-47c0-7ec3-93ce-e9ff58266c15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071913
StatusPUBLIC

Content hashes

Canonical text57d7a5abc777697429bfd7461b88b57f17e09c76879b6dcc0dcbe5fa1d973645
Markdown434ea7c65172701af8b0a5c2aa9976c4a149dad77420c99ef92131b5baa505a6
PDF
Publication pagee37c2e9423b5f2c33d5178d29981a0193bb830c3c014ea09e8d219b4ba56b431
Manifest0cae7d9078e919b8a1c9d301fd26001547186492b67cbd63cbb66db895411282

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
SignatureSQH8B0mBVmilygS0Xk0uI43peAMewRYma3u3AEV47/FJTxJ64XlBoFOQF5XrnLdHGBIqvR+iPnQHozWGDmPKBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:56.390433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071913
observed e37c2e9423b5f2c33d5178d29981a019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.373929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071913/manifest.json
observed 0cae7d9078e919b8a1c9d301fd260015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.356225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071913/publication.md
observed 434ea7c65172701af8b0a5c2aa9976c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.338834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071913/publication.txt
observed 57d7a5abc777697429bfd7461b88b57f...
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.