OpenTechnical

OT-2026-000092445

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000092445) never changes.

Identity and time

Publication numberOT-2026-000092445 · never reused
Internal UUID01a0ae9d-b5fc-77f8-9ee2-4283e3728f68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092445
StatusPUBLIC

Content hashes

Canonical textba9e2551f87791d9eb75771c8ca14f8d3ca2ac3e3b9e735991c9c3a6081110f7
Markdown420df3bd0b4258a658ddc5c6c0f8d7d778ab697caa4b600fba077753ccbb131e
PDF
Publication page4a1f29f4efb01a65da73c0e53db7e6afca62370ef1522d51fe235dcc03876c09
Manifest72e975c0a8988ac0b14b090abcc4b0688028817ee62380d3fd5d988298c4e8c5

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
Signature0WXTX6+hUKBDNXahWEbe39aK73sojaKAijnM6rGPY9fS8g4tZTTB/AnLtWkvyrV+1+JOusgQyPDr4z11GS/+CA==
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

2026-09-17T09:41:00.226377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092445
observed 4a1f29f4efb01a65da73c0e53db7e6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.208160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092445/manifest.json
observed 72e975c0a8988ac0b14b090abcc4b068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.190927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092445/publication.md
observed 420df3bd0b4258a658ddc5c6c0f8d7d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.174734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092445/publication.txt
observed ba9e2551f87791d9eb75771c8ca14f8d...
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.