OpenTechnical

OT-2026-000012788

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000012788) never changes.

Identity and time

Publication numberOT-2026-000012788 · never reused
Internal UUID01a0ae6d-5563-7052-b3de-a5b1b361dedd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012788
StatusPUBLIC

Content hashes

Canonical texta6a9bea1f180165f3eddcc125abf7d3e11e2903e9e0ff66c54e08cf29da9f644
Markdownfb70a5f92d10e93ddfdee2202255bd71a67506154daf1f2be37ff25bdb8714da
PDF
Publication page59d961dd79221d98a5512ff6eb0747da366b65a6498b0bdae720726d029ec9b9
Manifest28f4b67d4c9a4a5a6fc9353df042f22208f370f7c243fdb6481b2578bd4bf84b

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
SignatureFmFlzlr61fvoGk2RLQ193R2BTE7+mDvMNebll6xcGqj8PAb/ZtLi5b4xdCvZKVpQICe9da3WgWms2ZOJkjopBw==
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

2026-09-17T12:10:30.653632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012788
observed 59d961dd79221d98a5512ff6eb0747da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.630090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012788/manifest.json
observed 28f4b67d4c9a4a5a6fc9353df042f222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.608356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012788/publication.md
observed fb70a5f92d10e93ddfdee2202255bd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.588169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012788/publication.txt
observed a6a9bea1f180165f3eddcc125abf7d3e...
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.