OpenTechnical

OT-2026-000032654

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000032654) never changes.

Identity and time

Publication numberOT-2026-000032654 · never reused
Internal UUID01a0ae75-1070-7732-a3b9-ea18529754be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032654
StatusPUBLIC

Content hashes

Canonical text8205e2a93248a945ad460596753628fa79f44273e10a19e59b9e25b1621a3685
Markdowneffe746b040cd7fd6bd98464470a296c93c41def77a4ec89290eafb80502de28
PDF
Publication page36abafb7e73c2a2486777189bbe1fddf84eb8a40545ea317b0322807862e59ab
Manifest6a615f56653f51dab77954a16e3c778d9ed58b37250e17561ac161093b2d9a97

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
SignatureKr3B2r8RZFuBMk0ieQKeH7afQUNedTFKFSCJrrpTFU27ow1U8s8IENXkyqjvZ4zr1Fj6RB4CRoPPUC6qw/6LDA==
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

2026-09-17T11:34:14.903345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032654
observed 36abafb7e73c2a2486777189bbe1fddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.886417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032654/manifest.json
observed 6a615f56653f51dab77954a16e3c778d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.868647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032654/publication.md
observed effe746b040cd7fd6bd98464470a296c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.853126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032654/publication.txt
observed 8205e2a93248a945ad460596753628fa...
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.