OpenTechnical

OT-2026-000044959

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000044959) never changes.

Identity and time

Publication numberOT-2026-000044959 · never reused
Internal UUID01a0ae7c-911c-7b1e-b8dd-e5dbbf932147 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044959
StatusPUBLIC

Content hashes

Canonical text02eff726477da7cab68da07fb5a2be8af56243cbc4f62d8a3178bf78f45c3c91
Markdown159ba296b9dcac38aed7a6cba103bfbc6ecdea7bf12403a0b1c0d581575d925b
PDF
Publication page267564cfbd1eb3a47a87e40a666c618e01770431389fddea9c0b3ca71c5b5603
Manifest0429d65c667d688780a0128d7738773ebef1bbb2d66f1c2b990c731d7c9d6c83

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
SignatureYAqm1Z9fpz0zdt4BG0fGg2d/e0PQ9e48GJHTT+Nx6NrGIXsj4+I7kqDeL4M4444getYE+9Q+yQFmB6l4gU4KCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:38.620644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044959
observed 267564cfbd1eb3a47a87e40a666c618e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.601670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044959/manifest.json
observed 0429d65c667d688780a0128d7738773e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.583315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044959/publication.md
observed 159ba296b9dcac38aed7a6cba103bfbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:38.563470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044959/publication.txt
observed 02eff726477da7cab68da07fb5a2be8a...
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.