OpenTechnical

OT-2026-000081293

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000081293) never changes.

Identity and time

Publication numberOT-2026-000081293 · never reused
Internal UUID01a0ae96-f374-7cdf-b988-a5bd1d91826a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081293
StatusPUBLIC

Content hashes

Canonical text824f76449d17a3a28fcfb8da5219d1c2a0dd93efeaa8a33c35301f7e8e6358c7
Markdown1e8258b40e370d3a76231645c3b1e42d5b67fd5eb85dc98d44a76398bbcdf274
PDF
Publication page186ad783a61a1cea98d833256abbbbcb7ee4fa3fd3a156ea98ed365464a03e8a
Manifest02a8193ff473653627a3a5d0176a1e41cf4753fdb19daacd3be1d646eb4a2e53

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
Signaturebtb++qF5Fl2954vCvgybfXGUlVd0pL1IfUNL1xYN16T7NVR5Ppyji2VlHWlgLWAB1t7s2JR7pt11gq6JFy6tDA==
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

2026-09-17T10:01:24.129447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081293
observed 186ad783a61a1cea98d833256abbbbcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:24.108834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081293/manifest.json
observed 02a8193ff473653627a3a5d0176a1e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:24.088616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081293/publication.md
observed 1e8258b40e370d3a76231645c3b1e42d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:24.071088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081293/publication.txt
observed 824f76449d17a3a28fcfb8da5219d1c2...
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.