OpenTechnical

OT-2026-000040164

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000040164) never changes.

Identity and time

Publication numberOT-2026-000040164 · never reused
Internal UUID01a0ae79-26ff-7fa0-9124-78201f0dbc0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040164
StatusPUBLIC

Content hashes

Canonical text870334c4b23e9ac0f1afec38e9bcf9c0be42f10cda557dee7d4443c076808a8c
Markdown9db14f424c51ea806ca36c927a3ecdf86270545387018807442a9516e3438f4f
PDF
Publication page945b4bf07fc179d38d1f3a74b57e24d7f7bdf3db4aca9456f84a0a35ac835e6b
Manifest5ef9ac2172cee989891f82c3f71a6dc7b562131b6435f550bc601b1f14a98237

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
SignatureZ7nuxMyosIPUKhjYRolm368CtnYO2/XLWBehsUPrpCiYjps0TysII2PEH43X0KZFF5Z3urhbDfOVo7hXi8k4CA==
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

2026-09-17T11:19:02.460878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040164
observed 945b4bf07fc179d38d1f3a74b57e24d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.445271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040164/manifest.json
observed 5ef9ac2172cee989891f82c3f71a6dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.428781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040164/publication.md
observed 9db14f424c51ea806ca36c927a3ecdf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.410161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040164/publication.txt
observed 870334c4b23e9ac0f1afec38e9bcf9c0...
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.