OpenTechnical

OT-2026-000057292

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000057292) never changes.

Identity and time

Publication numberOT-2026-000057292 · never reused
Internal UUID01a0ae87-d5bc-75d2-b168-834edd4f87d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057292
StatusPUBLIC

Content hashes

Canonical text6cb3081a279a6b7f1e75159b30f5d4854a17e00468c5a75e3e03bd93aa12b2d9
Markdownb80e7621c94467e75ec81c95e8f7ae90c2b2866d455bb3e8fcc420487f014910
PDF
Publication page5f5ff927ff3570f6ed6d253fe0381c4e9a61ed589fed352c6d7ae1a8db97863d
Manifestf95b10b75d04e654fb596c434c8df18f5753f86a553d69e2adf98f32c187492c

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
Signature8DMYPt0ADyFKnTTkw4OZrzKto7XY/NDIK4hh/s8Nnc3slKQKAYuKl+hto80dH1ke7ZrOq58nlw9u6gJzUXaXAQ==
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

2026-09-17T10:50:22.333665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292
observed 5f5ff927ff3570f6ed6d253fe0381c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.317311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292/manifest.json
observed f95b10b75d04e654fb596c434c8df18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.300382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292/publication.md
observed b80e7621c94467e75ec81c95e8f7ae90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.283824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292/publication.txt
observed 6cb3081a279a6b7f1e75159b30f5d485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.943223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292
observed 5f5ff927ff3570f6ed6d253fe0381c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.925818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292/manifest.json
observed f95b10b75d04e654fb596c434c8df18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.909360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292/publication.md
observed b80e7621c94467e75ec81c95e8f7ae90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:32.891450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057292/publication.txt
observed 6cb3081a279a6b7f1e75159b30f5d485...
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.