OpenTechnical

OT-2026-000072610

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000072610) never changes.

Identity and time

Publication numberOT-2026-000072610 · never reused
Internal UUID01a0ae92-89d9-76d7-9536-5c1c95e5d37a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072610
StatusPUBLIC

Content hashes

Canonical text00a9fb7491603e170641bd32e4619a59bc066f2183d5cb22b64fdcadb86ea111
Markdownefb2f6e1fc76f5e1c9215e968baa90af54f3b8325a24a4f5febee17d186a274e
PDF
Publication pagea4cf3949338232093a332fb65e8facddfef51175be767f22ce7161d54b96990d
Manifest322204c1cb5d4befe596f7ea90561fa72968edb15a31c79c9c155eadee02ee8b

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
SignaturedbPIsv2jrm32917xyP7fmkU/q8H49VRkn60v3nuCth8tB+0rclt1Oovm2chFH6ROrov13BE7dZZG/7ZtsRzCDw==
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

2026-09-17T10:22:27.505833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072610
observed a4cf3949338232093a332fb65e8facdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:27.488859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072610/manifest.json
observed 322204c1cb5d4befe596f7ea90561fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:27.472906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072610/publication.md
observed efb2f6e1fc76f5e1c9215e968baa90af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:27.457531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072610/publication.txt
observed 00a9fb7491603e170641bd32e4619a59...
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.