OpenTechnical

OT-2026-000049127

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000049127) never changes.

Identity and time

Publication numberOT-2026-000049127 · never reused
Internal UUID01a0ae81-134e-7c26-a626-ec45dfaae8b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049127
StatusPUBLIC

Content hashes

Canonical text51463b6ef0a6294bb3a447da0ab59593bb100b14be62f6d052496413ef2d514d
Markdown56bf352edb579be9aa05e1718d9cb98ecbe2f32aebfe5cb626a0c93c3b93c755
PDF
Publication page2b35e9cb65bd812d8222a53ec70401594ae561d2c7c4ce63ba7dfec74c35f3b1
Manifest25bd229f0e3b5277ce5359096bfd7179eb91b0c07edb5e9300ac5e35ad5cfa86

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
SignaturefNKqNye+AKUxJNPcJnvc8s8V7hQGJ9ca6Bw7Z4gc7iccPWj3w/scJhT7hpsjwh6aC4HniqKguRcxDG2tueyaAQ==
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

2026-09-17T11:03:23.621606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049127
observed 2b35e9cb65bd812d8222a53ec7040159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.603765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049127/manifest.json
observed 25bd229f0e3b5277ce5359096bfd7179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.584699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049127/publication.md
observed 56bf352edb579be9aa05e1718d9cb98e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.566232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049127/publication.txt
observed 51463b6ef0a6294bb3a447da0ab59593...
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.