OpenTechnical

OT-2026-000104066

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000104066) never changes.

Identity and time

Publication numberOT-2026-000104066 · never reused
Internal UUID01a0aea5-341e-759c-93c3-fd92b0aa95ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104066
StatusPUBLIC

Content hashes

Canonical textb5c965ab4a234f24ee09ca07325a99398bc6d6917311d97993f4b144e700a280
Markdownb00e47c73e4f6631fd391df7d75c020ba5fa11ce809907f1f69e140b48d0c279
PDF
Publication page7f98562149ef89b469cea46949679c00408acdc6f4d1d366446b1b77c2928117
Manifestc1015404d8322b63c408a3874f23712eadef5a70d0fd17c9641543c2cda886fd

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
SignatureiQqholMrwubUy0zOijZhvqT4nfRZbTu0tzi3vNrskeawXfHVH0we7Ll7KpyLKP57WIW4MCU0DcAMzKVqP4CZCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:08.085647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104066
observed 7f98562149ef89b469cea46949679c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:08.068128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104066/manifest.json
observed c1015404d8322b63c408a3874f23712e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:08.051235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104066/publication.md
observed b00e47c73e4f6631fd391df7d75c020b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:08.033259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104066/publication.txt
observed b5c965ab4a234f24ee09ca07325a9939...
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.