OpenTechnical

OT-2026-000058340

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off after 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-2026-000058340) never changes.

Identity and time

Publication numberOT-2026-000058340 · never reused
Internal UUID01a0ae88-f398-7b12-936a-bfa60cacb8bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058340
StatusPUBLIC

Content hashes

Canonical text79b8147f7caa1cf6d1dcc9d2a02eb96c0747adb16c4997d697752b49181b69f4
Markdown164059ebb717866ee6a46c5c9ca7750d12a3ba39964afe616b0d246110ac0244
PDF
Publication page22f98cddbb74c6a6badedd5b19665c2831e6b25829e8f103f9135cbf5105e80f
Manifestfa87580fb2802c98c22c94922623fbcb1af7837a741d60eed837efe0606a97a9

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
SignatureBqMQeOpXMFRLVj4uqcDpD1wj8tyzPJE7+LvaIboZBjoMgZ8ILaIlU58mC6WN8nxRlS41XVm8KQu6OUBJ+B6xCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:45.104805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058340
observed 22f98cddbb74c6a6badedd5b19665c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.088747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058340/manifest.json
observed fa87580fb2802c98c22c94922623fbcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.072233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058340/publication.md
observed 164059ebb717866ee6a46c5c9ca7750d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.055299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058340/publication.txt
observed 79b8147f7caa1cf6d1dcc9d2a02eb96c...
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.