OpenTechnical

OT-2026-000033288

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000033288) never changes.

Identity and time

Publication numberOT-2026-000033288 · never reused
Internal UUID01a0ae75-897f-7226-8b80-e2ee6d660a3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033288
StatusPUBLIC

Content hashes

Canonical text17be0548808805692f0619187a6bdcc90d220271e1e3331d01d743efef6e5d0a
Markdowne8c2888021994e72e2b2bbde1a491276ebb0ef8af2a18d87c4f5a7b70ef188e2
PDF
Publication page5c3c4ea90cabfc251dedbd4728d86624cb3deef0e208094deb9044e109cde3db
Manifest6084025336998cdfe6494c3a28821c4bf0e654b5557e102479cf280810e0ae49

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
SignatureXILoySakR62DhLIfPpU5BpFRZi7rNt55lRBW7Lnro5jLdzSG/l/d8SzSj07Nb8BRTAyAgDpbHNgHJgYe7RgoAQ==
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

2026-09-17T11:32:01.902842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033288
observed 5c3c4ea90cabfc251dedbd4728d86624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:01.884911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033288/manifest.json
observed 6084025336998cdfe6494c3a28821c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:01.869644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033288/publication.md
observed e8c2888021994e72e2b2bbde1a491276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:01.848527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033288/publication.txt
observed 17be0548808805692f0619187a6bdcc9...
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.