OpenTechnical

OT-2026-000023306

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000023306) never changes.

Identity and time

Publication numberOT-2026-000023306 · never reused
Internal UUID01a0ae70-7268-74ad-a5bf-f6d8d896ffb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023306
StatusPUBLIC

Content hashes

Canonical text417bfcfa1275fe0057a6d27023b597e4c74039e110d230798f40680bafc9e9e0
Markdown743d9cfc095241dff9446d6a2761cb42d1888183bd9f316c83e80b0fbbe1fe80
PDF
Publication page15ef426e2a967caba2246070d2c54bcc3828cc9656b86eaa362512969d782cdd
Manifest39e5dc904bbd81ecba00ece401f570c8d62b572d168f1eacbf10ee8d9fd1c40e

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
SignatureCE16QpDSlEawx5xe9LRCzKcNZS82mMGOJ8gh7sv3jE8rqeImyYtPN2bQA9p4FeaoDo8QOkqUYyjIdnIJhQr3CA==
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

2026-09-17T11:51:23.306899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023306
observed 15ef426e2a967caba2246070d2c54bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.288134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023306/manifest.json
observed 39e5dc904bbd81ecba00ece401f570c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.272825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023306/publication.md
observed 743d9cfc095241dff9446d6a2761cb42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.256853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023306/publication.txt
observed 417bfcfa1275fe0057a6d27023b597e4...
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.