OpenTechnical

OT-2026-000033484

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000033484) never changes.

Identity and time

Publication numberOT-2026-000033484 · never reused
Internal UUID01a0ae75-a38e-71ba-98c2-41aa2e8a96ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033484
StatusPUBLIC

Content hashes

Canonical text87c3fc38851c760a4c7b686909ad2922e057bbd08ed1726e981f9c448c3862bb
Markdown74594de21cad82bba745c2cd41f0cfe320664eff8991752976ee851a3e76cdcd
PDF
Publication page528ca0222ea6a03704fcb222061138bf973a1becdb0d0701804e5abd63b1af11
Manifestc290e374f7f799aebf8491bd48e1c2932467f6140977f52647f9a4f260a5102c

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
SignatureWh+tIfxqq4HEkkk6qkvhjd9SHap0ZgB62E8ZoLyUEwF63kfSmJbakbI+8UgZPy4N6OxHfi2kNtyNQx+SNDuQAQ==
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

2026-09-17T11:31:19.744907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033484
observed 528ca0222ea6a03704fcb222061138bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:19.726375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033484/manifest.json
observed c290e374f7f799aebf8491bd48e1c293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:19.706435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033484/publication.md
observed 74594de21cad82bba745c2cd41f0cfe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:19.689658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033484/publication.txt
observed 87c3fc38851c760a4c7b686909ad2922...
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.