OpenTechnical

OT-2026-000018967

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000018967) never changes.

Identity and time

Publication numberOT-2026-000018967 · never reused
Internal UUID01a0ae6e-d522-7523-95cb-221f1d7509b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018967
StatusPUBLIC

Content hashes

Canonical text0a36e274fd9d95f49cd5fa449f88a6b94ea00d1e4753be4409c8cf8ce72c2e54
Markdownb9e4335a017a4631fb84a161d668714378cce3a2e6c60f4938df71d915dc8b42
PDF
Publication page742016526fd6a20424f475d8c4aa5098c63c0c7fa139394a140af886ef1a4644
Manifest049e82c5367ba7193a12cedf8662269c810ae866b8e24f914a73c976f2c30584

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
SignatureSsNMkwSFSiCOEo7r7jt2y5IdIUKpU3HfGNfz+CsKm73k9wBZQ7UU7CRar5w0K8YqG2ECiYAYxRkF+LoUDyI4BA==
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

2026-09-17T11:59:38.564367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018967
observed 742016526fd6a20424f475d8c4aa5098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.546143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018967/manifest.json
observed 049e82c5367ba7193a12cedf8662269c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.527787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018967/publication.md
observed b9e4335a017a4631fb84a161d6687143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.511274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018967/publication.txt
observed 0a36e274fd9d95f49cd5fa449f88a6b9...
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.