OpenTechnical

OT-2026-000074830

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000074830) never changes.

Identity and time

Publication numberOT-2026-000074830 · never reused
Internal UUID01a0ae93-ac2c-75a2-9408-262af00e3271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074830
StatusPUBLIC

Content hashes

Canonical text46325331e3a083ba41416e79cd0799d8bf7ee4958c991906df117e987d1c12f2
Markdown934b36e1540848f151ce8ac57702a13f444a639a0a9761d505e976bfd2bb3f82
PDF
Publication page2970611192273fe07455a70ade27bbde62269a7ff9d6cf155cbce84fdbb0b4e0
Manifesta2370cdcb3529b634a7f1a22973009dabcb80cbc7146db2b5ef933a217f2b962

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
Signaturegc9mdvzU85sTrNSer16jFVAH1bqXXWAroxmNKQlVW0AtSSI7K5BmZToZsFsj5o7ZS2d0hNt4ZjHEAdNh+HtXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:32.458634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074830
observed 2970611192273fe07455a70ade27bbde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.440827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074830/manifest.json
observed a2370cdcb3529b634a7f1a22973009da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.423827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074830/publication.md
observed 934b36e1540848f151ce8ac57702a13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:32.406742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074830/publication.txt
observed 46325331e3a083ba41416e79cd0799d8...
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.