OpenTechnical

OT-2026-000092943

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000092943) never changes.

Identity and time

Publication numberOT-2026-000092943 · never reused
Internal UUID01a0ae9e-090f-7c7f-8f76-40f6db372496 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092943
StatusPUBLIC

Content hashes

Canonical textbc5d660616f927e229aa7fca072e96182b3b458cfdf8a7dc886cd8dc04134054
Markdowncdace7b1ef1466fa0e1c9db5a380b9a4139e9efe5091f6c03243bb411089d929
PDF
Publication page575e15677299d5e23e994958d6d0ce7a435942d94d0d681762772c3092337ad6
Manifestb5bef5875de37e0b7f2c2df3973a6467cc148a0035fd91025b1fea9a457f508f

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
Signature0V/kxByXMXO3XddHVPiEe6xmY5egdFIGT59FQNW/re8WbAbihMQC8pB+Gw7jbHQLMNGdMQEafzRkG8k5ucUQBA==
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

2026-09-17T09:40:03.764770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092943
observed 575e15677299d5e23e994958d6d0ce7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.745152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092943/manifest.json
observed b5bef5875de37e0b7f2c2df3973a6467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.729005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092943/publication.md
observed cdace7b1ef1466fa0e1c9db5a380b9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.708194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092943/publication.txt
observed bc5d660616f927e229aa7fca072e9618...
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.