OpenTechnical

OT-2026-000040427

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000040427) never changes.

Identity and time

Publication numberOT-2026-000040427 · never reused
Internal UUID01a0ae79-2701-77e4-9956-0cb77edc7a96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040427
StatusPUBLIC

Content hashes

Canonical textdb20a3c8ef301b173d6819203ead9efe325ffb3d0e19a51595b149938761e4a2
Markdown8b31deaac79e555be4324ba13c7535384d40e453b633f8098102e36f3f14654b
PDF
Publication pagef541e6e8da050d891e55e32f7c457edf7cb61b3fb153cd4e62d7ba35abab1d48
Manifest7d1e9ca75a20fc23ef04deae3b459446570fba7882cac23f4738628af066f209

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
Signatureuwau85nF70IuHirYr0jbncxMYKocATUKrEEq1kWPom97N3D8Xc71UzAncCqnztDuvE/pN6MZM7Cf8YMT0nKDCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:19:28.247508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040427
observed f541e6e8da050d891e55e32f7c457edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.231026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040427/manifest.json
observed 7d1e9ca75a20fc23ef04deae3b459446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.213955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040427/publication.md
observed 8b31deaac79e555be4324ba13c753538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.196289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040427/publication.txt
observed db20a3c8ef301b173d6819203ead9efe...
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.