OpenTechnical

OT-2026-000088435

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000088435) never changes.

Identity and time

Publication numberOT-2026-000088435 · never reused
Internal UUID01a0ae9b-5d27-7b61-85ba-247ce056a38f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088435
StatusPUBLIC

Content hashes

Canonical text99b2bf53d226e6353548f1a583c5f0bf924f6d77db4f0eb22bf48b94efa65219
Markdown7108edbc0a48b84fb18d6ed1a28efb2880f7221ca6de3c1492cc14656f96ec94
PDF
Publication page5f2d5851b9d0510d54d1d0f0bdc573a4384815f1297b55cea8179ac9e500f759
Manifest0c260383f82c15326b00115d3e5fc7335341b436d287131687fdd669b350ad91

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
Signature0eJzTrVKzKLP5Ga2+NqiNVWkTnoAMd404/sWI1rFahAp0wNi9QyuGsp8h+W4fa1uQ0K1IxUglqwywDxlR/QTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:48.452189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088435
observed 5f2d5851b9d0510d54d1d0f0bdc573a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.432309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088435/manifest.json
observed 0c260383f82c15326b00115d3e5fc733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.407367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088435/publication.md
observed 7108edbc0a48b84fb18d6ed1a28efb28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.388205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088435/publication.txt
observed 99b2bf53d226e6353548f1a583c5f0bf...
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.