OpenTechnical

OT-2026-000075944

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000075944) never changes.

Identity and time

Publication numberOT-2026-000075944 · never reused
Internal UUID01a0ae94-2a00-778c-baae-18f0b171caf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075944
StatusPUBLIC

Content hashes

Canonical text1286b985fc4e560435eb1ee1c04e24c3cecf25214ad33321b2ec380324a31d90
Markdowneddc9c80b623baccde7860a3c740155bc5650c4787566c20572f35a2e9e688a9
PDF
Publication page9548768aacaaae791807d0c9efd7581d44ff0c1bf0cf91bc1f580940f58ae87d
Manifestf72d57b46c9c2bc08e8d42d9dc399b17b91436e055305d3f12b790fd70a2eb60

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
Signaturebgvd2bGCCN8n/db0lI8Z5qHULsGch+WeD0y9KmtAbK2iiAi0sjKpnwjT5BZ5SBYI85ZKnAGr8kd9S8PcOtQFCg==
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

2026-09-17T10:20:03.766943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944
observed 9548768aacaaae791807d0c9efd7581d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.739964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944/manifest.json
observed f72d57b46c9c2bc08e8d42d9dc399b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.718525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944/publication.md
observed eddc9c80b623baccde7860a3c740155b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.695646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944/publication.txt
observed 1286b985fc4e560435eb1ee1c04e24c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:54.221973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944
observed 9548768aacaaae791807d0c9efd7581d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:54.204427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944/manifest.json
observed f72d57b46c9c2bc08e8d42d9dc399b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:54.061658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944/publication.md
observed eddc9c80b623baccde7860a3c740155b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:54.034065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075944/publication.txt
observed 1286b985fc4e560435eb1ee1c04e24c3...
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.