OpenTechnical

OT-2026-000040154

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000040154) never changes.

Identity and time

Publication numberOT-2026-000040154 · never reused
Internal UUID01a0ae79-26ff-7c70-b140-61ceda2f4b64 · 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-2026-000040154
StatusPUBLIC

Content hashes

Canonical textf2e38c382262159b39620ca910972aa44a41a3a27c6a55b1d4db6dd673b048e0
Markdown2ea2440562ddc1711148328ccce2c31bbd9cf8100a152470f1d7a03982c6866c
PDF
Publication page39fff3c698039c360d96dcf224e6a495246a203a4f032bb1a4efe5cdb5c7474d
Manifeste77d5a3a157d355ced2e8d804b640667f2338d6c280b3f41912c2e4542521d52

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
SignaturesV4h3K0kqF79lO8POavFQHZqJpPNTPRKgSMiLf0dE/hN8pKtlbyMatEtfoFmwDgs07as5h5CFwFeaZL6M0CfAQ==
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

2026-09-17T11:19:01.688015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040154
observed 39fff3c698039c360d96dcf224e6a495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.672120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040154/manifest.json
observed e77d5a3a157d355ced2e8d804b640667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.656773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040154/publication.md
observed 2ea2440562ddc1711148328ccce2c31b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.640641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040154/publication.txt
observed f2e38c382262159b39620ca910972aa4...
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.