OpenTechnical

OT-2026-000029097

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000029097) never changes.

Identity and time

Publication numberOT-2026-000029097 · never reused
Internal UUID01a0ae73-2a9f-7121-b85f-2d1aba381670 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029097
StatusPUBLIC

Content hashes

Canonical text0edc75a73b74433e0a7be85fcadc07fc63cefcbf19ba45d673e62893cb9b6184
Markdownf8b2174f7cda91138b933fd0996bae7162740b700164aa351bb4f7459845f493
PDF
Publication pageb3f28a0d58426d3e8fd336b4624690acb8325d988273e67b8a6933eece78bc89
Manifestf2a5ac795265bb741102baf31e68794dd4f0e2b73b631d2fc5de9bb3828c587e

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
SignatureOhzAI4aCf4XMrv8HO2emVRw1qN0N3Hw8XSUS4Ob/4ZQE9l0gi8yiqLpEUx4ymrUbW/CLQ8j9WAmSJktqPoZiDg==
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

2026-09-17T08:20:50.279135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029097
observed b3f28a0d58426d3e8fd336b4624690ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:50.261762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029097/manifest.json
observed f2a5ac795265bb741102baf31e68794d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:50.244340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029097/publication.md
observed f8b2174f7cda91138b933fd0996bae71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:50.226919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029097/publication.txt
observed 0edc75a73b74433e0a7be85fcadc07fc...
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.