OpenTechnical

OT-2026-000072035

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000072035) never changes.

Identity and time

Publication numberOT-2026-000072035 · never reused
Internal UUID01a0ae92-47c1-7543-a129-8923db2410a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072035
StatusPUBLIC

Content hashes

Canonical text95794a9189aaa63445fe44d0377f60bff99bd3b350754414971a2c2e8b431f54
Markdown3844d0bf09a2a04c19916b0634b672f4917a6745920f5642d950a5b3cd41f615
PDF
Publication page5566861202f14a3908b00147d4e6f8f81943bca980328e0489630b12a9980f4a
Manifest4478edf69bf414ec9c0a089e69f3ae6125612f4dd8ce2ae057481603faf8d845

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
Signatureb7++4oTO3oCK6rcby2zvm5uc7E0UcoDQH7T1nmTkcDodNIxtgPRD1rldgS27TovkygXypEISKUaSPxFrzzWFCQ==
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

2026-09-17T10:23:05.978762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072035
observed 5566861202f14a3908b00147d4e6f8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:05.962811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072035/manifest.json
observed 4478edf69bf414ec9c0a089e69f3ae61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:05.945214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072035/publication.md
observed 3844d0bf09a2a04c19916b0634b672f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:05.928326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072035/publication.txt
observed 95794a9189aaa63445fe44d0377f60bf...
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.