OpenTechnical

OT-2026-000082304

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000082304) never changes.

Identity and time

Publication numberOT-2026-000082304 · never reused
Internal UUID01a0ae97-4d95-7c0d-9b3b-feccbe1f6853 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082304
StatusPUBLIC

Content hashes

Canonical texta538c5edc7a28679eb256a4f2a87e2a779862df8777fc266f92c8f8a949604b0
Markdown099fba90ae76b83b85ece5780a357642487eb97b351804c39d2f94eccf1d664d
PDF
Publication pageb5880eda83ae1e3503db07111b2907572192191af056882be00d9b8a155519a9
Manifest2a51fdba30dd02fc9c41bd58a29bb9709580fd664ad712ff09b01b3176cdf219

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
SignatureF4rRn21mQxgpC2mzAsAHwNNwQubXjdRVJ7K7Qb6gxp5CGlpLZdMBo2oPFHdUYRfeundGu9rvvq/nQwOHfKu1Ag==
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

2026-09-17T09:59:10.025465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082304
observed b5880eda83ae1e3503db07111b290757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.007885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082304/manifest.json
observed 2a51fdba30dd02fc9c41bd58a29bb970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.989221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082304/publication.md
observed 099fba90ae76b83b85ece5780a357642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.973039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082304/publication.txt
observed a538c5edc7a28679eb256a4f2a87e2a7...
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.