OpenTechnical

OT-2026-000027736

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000027736) never changes.

Identity and time

Publication numberOT-2026-000027736 · never reused
Internal UUID01a0ae72-699a-7cc6-a866-be2351540614 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027736
StatusPUBLIC

Content hashes

Canonical text9b966fc2b9cded7107a675f23bebf2136eda3f44cdb78bad3c3754565d3ad311
Markdown8bff5508b04b00d5b2f14a2f9dd699c6d134acc7faf1d09f9a935ecc1472366c
PDF
Publication pagea08898e542cd16e02000a31522e73a3b07f05d1fc76f6f9fb1bd11a4751aeefa
Manifestb989fb6e8b183d3aa06ca87cf6c1943eb8f60d750d545fd45fa57c8998d508ac

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
SignatureN7JzE8pKEOoBrGFdWGV7+94CnIT7KrYjIk0yW/sLsjsT5Zr8UwyuHYJuMp/wfhfFFAYCzwzTKoPun0HYsuR+BA==
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

2026-09-17T11:43:17.723358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027736
observed a08898e542cd16e02000a31522e73a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.707460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027736/manifest.json
observed b989fb6e8b183d3aa06ca87cf6c1943e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.692307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027736/publication.md
observed 8bff5508b04b00d5b2f14a2f9dd699c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.673797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027736/publication.txt
observed 9b966fc2b9cded7107a675f23bebf213...
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.