OpenTechnical

OT-2026-000005332

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, two stage ejector, pressure verified, contact triggered

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-2026-000005332) never changes.

Identity and time

Publication numberOT-2026-000005332 · never reused
Internal UUID01a0a935-b721-7b5b-8086-d866105ed5e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:54:24.931822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005332
StatusPUBLIC

Content hashes

Canonical textc6883aa64dc13a9d55e8e52167221d64bc59effa9e3382d45250c8be3c0d65b0
Markdown58612134eb4849733e97e8aaefd42d16ca3b56664b81307aecc4802230f39f25
PDF
Publication page5d3736d32926be3307d54f053f3cddfbc9ffd84882e5e28512f2d65ac3fd3edb
Manifest8e0b8d77d2b014db0ad6ddd745dc23923d6397567a6d34efff0832ab52adfa48

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
SignatureSuqAUfb8LRXW7coij2F9nQ3HUqmT5zph9rDPK62LG+w1w3fMdYHpqKdvO2B3GtJpb5X3ieA8J70+fZefn5ozAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:21.663194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005332
observed 5d3736d32926be3307d54f053f3cddfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.649114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005332/manifest.json
observed 8e0b8d77d2b014db0ad6ddd745dc2392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.632914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005332/publication.md
observed 58612134eb4849733e97e8aaefd42d16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.494617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005332/publication.txt
observed c6883aa64dc13a9d55e8e52167221d64...
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.