OpenTechnical

OT-2026-000019100

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000019100) never changes.

Identity and time

Publication numberOT-2026-000019100 · never reused
Internal UUID01a0ae6e-d523-7de8-b495-a549a3e59457 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019100
StatusPUBLIC

Content hashes

Canonical textaec802c650196da6b1af5f99cb0dedcb2fe52f2219a4a2a87e90d53a552ba9bd
Markdowneeab8bc76386cdd939b879a600fa21795f121facd6ef1f225f1354833846b61b
PDF
Publication page49393f4d132ba76012cf16f1cbc2437c2c2a9e47353a75a34bd29991c4abb629
Manifestf170b9bd529f0db52edbd1a2323b546d895603f3a02ad640bef7b408796d846a

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
SignaturevUKVRGZm9PthF6w0imjLlyE/v1ZR1DvF0GU/4wVphdlAvflwONkjfMAlcIMC5urhW4+oYS5gy74SnsYNFOd8AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:48.493182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019100
observed 49393f4d132ba76012cf16f1cbc2437c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.472976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019100/manifest.json
observed f170b9bd529f0db52edbd1a2323b546d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.451976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019100/publication.md
observed eeab8bc76386cdd939b879a600fa2179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.432902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019100/publication.txt
observed aec802c650196da6b1af5f99cb0dedcb...
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.