OpenTechnical

OT-2026-000027010

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000027010) never changes.

Identity and time

Publication numberOT-2026-000027010 · never reused
Internal UUID01a0ae72-3453-7bc0-bfb0-b0f0f8d9f2e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027010
StatusPUBLIC

Content hashes

Canonical textcb0899256a1c26eee2e8575a7c1e6eefbac9622d2a01f25bfa3b7b642f9807f2
Markdown7c6af3a051278a2a15352e6cef0aebbaa5ca8b68428885b3ba20552e34fe27ae
PDF
Publication page57e68458a403a3bb8f73faf40ba7b0b05b890c3d6bf0241c640fa1c38d3dd4af
Manifestf854bf911093fc03c1255bc4ad0545eb04c36fe6d52a36db4624a23dd6606602

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
SignaturexIrG3voQ/VkcJ9+U+5cPEqOEF3jy5OoUY/VBlgNbMQxQsPDb5izd32cAQdLcWS5FzqA8Bkbk2Pphm5jY9G11AQ==
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

2026-09-17T11:43:45.476940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027010
observed 57e68458a403a3bb8f73faf40ba7b0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:45.455444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027010/manifest.json
observed f854bf911093fc03c1255bc4ad0545eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:45.435336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027010/publication.md
observed 7c6af3a051278a2a15352e6cef0aebba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:45.416159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027010/publication.txt
observed cb0899256a1c26eee2e8575a7c1e6eef...
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.