OpenTechnical

OT-2026-000034941

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000034941) never changes.

Identity and time

Publication numberOT-2026-000034941 · never reused
Internal UUID01a0ae76-1ed3-7ca8-b181-989105d9062c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034941
StatusPUBLIC

Content hashes

Canonical textbd93bd947c9e0fff3aac3002488f1f9805ea59c17bd0aac3cfb66b680a2258ae
Markdown7f7951d1947169a191bd554664ccb6ad0c51301bf1380fc07e7da9e654e97c84
PDF
Publication page764d225b99224312dbd39dade291cd71e92a3ef6368db0dfc46719896fe5541b
Manifestdb5e67181e9d21eaa9bcfefc0c30f9ccc47055a0071ce9a73550c789095f0870

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
SignaturefAGMgnUtQOMxUQxNdzJaspYljyG4cFnLc1+RXTb3ku3xC7V3PyX+NERUjHdxc0p45Kb00pLFatWN0KiyXBVKAg==
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

2026-09-17T11:30:44.087847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941
observed 764d225b99224312dbd39dade291cd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.071121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941/manifest.json
observed db5e67181e9d21eaa9bcfefc0c30f9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.051715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941/publication.md
observed 7f7951d1947169a191bd554664ccb6ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.031272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941/publication.txt
observed bd93bd947c9e0fff3aac3002488f1f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.807268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941
observed 764d225b99224312dbd39dade291cd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.789447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941/manifest.json
observed db5e67181e9d21eaa9bcfefc0c30f9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.769160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941/publication.md
observed 7f7951d1947169a191bd554664ccb6ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.749427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034941/publication.txt
observed bd93bd947c9e0fff3aac3002488f1f98...
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.