OpenTechnical

OT-2026-000061936

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061936) never changes.

Identity and time

Publication numberOT-2026-000061936 · never reused
Internal UUID01a0ae8b-b8ad-7b20-ac1d-13c2dd1336c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061936
StatusPUBLIC

Content hashes

Canonical text1bace280681f3fd298f7b55fd367a941c1a7ae9daeb20b3446d82c529413aae8
Markdown2c42eb17f050be9b4c9445fe1577ddd1a6fc24db44e57883607751bf60827bb4
PDF
Publication page97432b0735b2720b61f9f22373461a658a21b9e5ceaf9a90356488205176096f
Manifest479eb93ade1d0feb0956f5d07b7bc639f0b077c1dafb0e0b33cc1be0ec7dcb33

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
SignatureeHYzxxUZSm/RNM/EzHYlL+OOop/2jW4BK6zGREmkiK3oHW+US8mbJ9AjQMTsWpNOEuOVvLP0aT1rYK5gnSHqAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:49.690691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061936
observed 97432b0735b2720b61f9f22373461a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.669652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061936/manifest.json
observed 479eb93ade1d0feb0956f5d07b7bc639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.648535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061936/publication.md
observed 2c42eb17f050be9b4c9445fe1577ddd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.622424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061936/publication.txt
observed 1bace280681f3fd298f7b55fd367a941...
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.