OpenTechnical

OT-2026-000071510

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000071510) never changes.

Identity and time

Publication numberOT-2026-000071510 · never reused
Internal UUID01a0ae91-e0ee-7892-8466-0988c851cec9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071510
StatusPUBLIC

Content hashes

Canonical text6652625fd49a991c4679778cf1b886b02465ab8860c37005882af19fbe19b91a
Markdownf480ce87de63c4234a8f269324c3270d4ce1dd4a85ba90c448629aaf57ad6376
PDF
Publication page8f5e92147ba19e882d814e6e5fd7846e3e22bbd027b203c53f5fd179cee9ec9d
Manifesta3bbf159fac767a8f56743428d84be4326cf9a20448c6b19c20ba679fb2ee8c9

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
SignatureZhH6mjVUe9wmuCzZQvyUb+LqItqI+GSc0Dv7SgZOsKBfUDi38CJfCKFg/63Pk5ad3b3D3KGCP+zqPoo4Yo3PCg==
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

2026-09-17T10:25:09.364486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071510
observed 8f5e92147ba19e882d814e6e5fd7846e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:09.346872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071510/manifest.json
observed a3bbf159fac767a8f56743428d84be43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:09.329163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071510/publication.md
observed f480ce87de63c4234a8f269324c3270d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:09.313552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071510/publication.txt
observed 6652625fd49a991c4679778cf1b886b0...
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.