OpenTechnical

OT-2026-000069396

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000069396) never changes.

Identity and time

Publication numberOT-2026-000069396 · never reused
Internal UUID01a0ae90-b529-73ec-904b-b952611a56f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069396
StatusPUBLIC

Content hashes

Canonical texta4f7045c3dbec57cfa932888d871af5dfcd592963e36eecf8ff56ed037fc1897
Markdown689c56a1f699d9105fd01828fb722a303515bf6d63af98e6ca41633a73173bbc
PDF
Publication pagebbf4f8c7a5894ac90a437570dea65b3a47c33ffd6f381f40c336dc97968f58ca
Manifeste7fa27c8947d87623ac22c906116f0bf03b14fd5d7b862973b221c910659fdf4

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
SignaturexVZL9jdLFTC9QGRS9NH27QkrAKwQPKgoX6zncbgPwmcuBgmN+/4KrbLAZJbk9udWEMDL7QLG3CIgLDzw+v+SAg==
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

2026-09-17T10:30:19.245905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396
observed bbf4f8c7a5894ac90a437570dea65b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.223421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396/manifest.json
observed e7fa27c8947d87623ac22c906116f0bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.205552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396/publication.md
observed 689c56a1f699d9105fd01828fb722a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.188166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396/publication.txt
observed a4f7045c3dbec57cfa932888d871af5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.661362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396
observed bbf4f8c7a5894ac90a437570dea65b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.642106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396/manifest.json
observed e7fa27c8947d87623ac22c906116f0bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.623284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396/publication.md
observed 689c56a1f699d9105fd01828fb722a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.606563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069396/publication.txt
observed a4f7045c3dbec57cfa932888d871af5d...
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.