OpenTechnical

OT-2026-000010810

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000010810) never changes.

Identity and time

Publication numberOT-2026-000010810 · never reused
Internal UUID01a0ae6c-0ee9-7ac8-ab9a-958397ce6ebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010810
StatusPUBLIC

Content hashes

Canonical text4385e58d381d05ae031746e61edf5cdbc4d890ee46096fdac8381372068227cf
Markdown45bec8d368a8f692c1eecfdc7a6d5b586ca1e98cca25d43068cab0ba654f3c8e
PDF
Publication page4c4a6d2c92797ca4d1ca3e22a499c943aa37fadc2498a9c0a6eac400ac7dda0a
Manifeste0aff331c6a8a1c581b0e12e080b27d5d988e1ee6ff996abff3048710ebf9d64

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
SignatureLA7lREy8rZQgsQCjwdJ7WmfaAUz4BT5ctMsj99DSvQGZlHdgWNJqit/ynJo5qTiitn1liVfvrS1U6ct3bTg5Dw==
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

2026-09-17T12:15:45.108474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010810
observed 4c4a6d2c92797ca4d1ca3e22a499c943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:45.088538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010810/manifest.json
observed e0aff331c6a8a1c581b0e12e080b27d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:45.068561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010810/publication.md
observed 45bec8d368a8f692c1eecfdc7a6d5b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:45.047239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010810/publication.txt
observed 4385e58d381d05ae031746e61edf5cdb...
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.