OpenTechnical

OT-2026-000047160

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000047160) never changes.

Identity and time

Publication numberOT-2026-000047160 · never reused
Internal UUID01a0ae7e-d0f9-7845-975c-513c6662020a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047160
StatusPUBLIC

Content hashes

Canonical text4ec2401e8f900b71fe6b918cfbe99a71731c7b950f16c104cfbe14cdd32ddd8b
Markdownf1ce2f0fb52cf53a2572d746f11c0f06f744b877b6adeb2ff6439c7bf82cc6a5
PDF
Publication pagef3c2f25fc29a2a33e755de4d4f3eabd0cccaa1f7c168f96e279bd46496029919
Manifest92a2c08ec8bb828cc04b58b7355c53b609b653ad4b83a0bdca4982a9fdc77987

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
Signaturec6vt0DAy0SGmITXIhSper9PB6qcDgqynAMyVAiOh+YmsurV4clBKTpRz7GY6V9M7lXDP3zt5klJ9jSnR2C8FBA==
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

2026-09-17T11:10:30.185233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160
observed f3c2f25fc29a2a33e755de4d4f3eabd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.157589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160/manifest.json
observed 92a2c08ec8bb828cc04b58b7355c53b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.140116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160/publication.md
observed f1ce2f0fb52cf53a2572d746f11c0f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.110581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160/publication.txt
observed 4ec2401e8f900b71fe6b918cfbe99a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.446823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160
observed f3c2f25fc29a2a33e755de4d4f3eabd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.419186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160/manifest.json
observed 92a2c08ec8bb828cc04b58b7355c53b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.400440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160/publication.md
observed f1ce2f0fb52cf53a2572d746f11c0f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.375562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047160/publication.txt
observed 4ec2401e8f900b71fe6b918cfbe99a71...
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.