OpenTechnical

OT-2026-000086947

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000086947) never changes.

Identity and time

Publication numberOT-2026-000086947 · never reused
Internal UUID01a0ae9a-80a5-7f5e-8bf3-8f9a1195f471 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086947
StatusPUBLIC

Content hashes

Canonical textbef73cc64e36d4cab37d449cc29909409b66144048e7b246ed64ac3c30ad1822
Markdown1e086d36facd79088dbed93adfe7faf6aa93b7fd7e79486c558aa9cbfe81bb92
PDF
Publication page1fa802de4fbd1342a64f206b7a979c914b7f1f735335db8aa8f3d01742a56080
Manifestf7377080764c3b77c2158ee86b40244715aca0f4e04b2ecd4010f73e6fe114fe

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
SignatureFLweO5XlJxitD3GuW3kM/M7+nANYhyAG1tWKOTt1rAeXg6EtbQjmm/4R/F2u89LY2ZF9CE1Wb1/0GhwsYqOVBg==
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

2026-09-17T09:51:50.439744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086947
observed 1fa802de4fbd1342a64f206b7a979c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.422267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086947/manifest.json
observed f7377080764c3b77c2158ee86b402447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.405568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086947/publication.md
observed 1e086d36facd79088dbed93adfe7faf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.388054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086947/publication.txt
observed bef73cc64e36d4cab37d449cc2990940...
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.