OpenTechnical

OT-2026-000082299

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, sustained 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-2026-000082299) never changes.

Identity and time

Publication numberOT-2026-000082299 · never reused
Internal UUID01a0ae97-4d95-7a37-8d0a-3ace13fb785b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082299
StatusPUBLIC

Content hashes

Canonical text1e10028e0b40fe9d76e5ae3754b08ce5d679464dcc17a215e05296bea9030222
Markdown5cf4d5bc3b198124073ea9e52d49dab6bba15c1353f309dce5912c82549a2249
PDF
Publication page4b7a6d0688d815109b27116852932e8843aebd0dd19f368f1604ab19be5cd34b
Manifeste3f36f885da9067f657728537a5634c090105c0e191877a9f87674bd32e3abb0

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
SignatureyYnQl+oB8acZu/lXr9EBL7DFCEhas1ki2EEjixS7MI2Y+TSG8eK8yE2veJwo+6cjLVyWnbNqTys/kxXR6mTHAg==
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

2026-09-17T09:59:09.661823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082299
observed 4b7a6d0688d815109b27116852932e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.643815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082299/manifest.json
observed e3f36f885da9067f657728537a5634c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.625215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082299/publication.md
observed 5cf4d5bc3b198124073ea9e52d49dab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.608018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082299/publication.txt
observed 1e10028e0b40fe9d76e5ae3754b08ce5...
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.