OpenTechnical

OT-2026-000066347

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000066347) never changes.

Identity and time

Publication numberOT-2026-000066347 · never reused
Internal UUID01a0ae8e-8dc4-792e-9fc3-26ed0003b771 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066347
StatusPUBLIC

Content hashes

Canonical textf0bb0ca32c5118fbad6fdb7f9f5463b6d9c47c27b9ed41e90dc5d1044fd7cc9e
Markdownd1ad4351c8a44565144486ba4cbd9e24ca9d3c1ed75b4141969ccbd5d4d23a36
PDF
Publication pageea54727648f8162c885d1496bc351dcccbce5cf8af46b01f02bc619f3c7484ce
Manifest85044d38a880cf924ae33ac3f46ea3631c3a9804fc5cabc100868719a50e1d2b

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
Signaturec0JoZAJgAiSgGoTcYmUJfcbHNnQrK6iOuEgukq1k8ttO+6Tww8+OVsr2g2SIWPIuR0mh8L0rhLjmRUIECSeDCQ==
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

2026-09-17T10:33:32.456906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066347
observed ea54727648f8162c885d1496bc351dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.437426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066347/manifest.json
observed 85044d38a880cf924ae33ac3f46ea363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.419559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066347/publication.md
observed d1ad4351c8a44565144486ba4cbd9e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:32.399978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066347/publication.txt
observed f0bb0ca32c5118fbad6fdb7f9f5463b6...
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.