OpenTechnical

OT-2026-000056741

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000056741) never changes.

Identity and time

Publication numberOT-2026-000056741 · never reused
Internal UUID01a0ae87-7af6-7b11-8feb-b1c3a8d0af65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056741
StatusPUBLIC

Content hashes

Canonical textee4a98100efbf81606f63fd8624aa8613bdb239362ae9b741796488392237360
Markdownd944a91b14c61745324c32eda33a7f7ce4a29fde3af8cc001365978b6307026c
PDF
Publication pageb7eec7c417e4de0c7799e07c34ef7454887a5b390ad8cd3ec10f9b4fb1315da1
Manifesta927b61a6fe89a9605aa53a75e480a74d4698699a0466547840c0f68daf3f783

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
Signaturel2F6kXW0YRAJqJmkOdMozP/7E0k42z5HL+igjmtYrlmUr4FzBpV76o186RU2G5qol7KmV4JL3xOufA0how4ZDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:10.823060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056741
observed b7eec7c417e4de0c7799e07c34ef7454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.806973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056741/manifest.json
observed a927b61a6fe89a9605aa53a75e480a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.791440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056741/publication.md
observed d944a91b14c61745324c32eda33a7f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.773160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056741/publication.txt
observed ee4a98100efbf81606f63fd8624aa861...
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.