OpenTechnical

OT-2026-000040843

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000040843) never changes.

Identity and time

Publication numberOT-2026-000040843 · never reused
Internal UUID01a0ae79-6d10-720b-85a0-e6ff36f8ee8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040843
StatusPUBLIC

Content hashes

Canonical textbf853a0a81631ca593ece0b6984320e7ddfd62fdd7b7e9c0c259ae2fd09beeef
Markdownb778268c8806eea38d7502b60f7af9d232963ef5e9830c3856bc3e59799725d2
PDF
Publication page77d1da98edcd56d7da2955a4bc5bb5ec6a56444074053936aa2de652bd614b4e
Manifest08da0b4616392bea7a8ce3a875eee8f8fc3a884120c13e3024213e044584f172

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
SignaturebtqXA0oLsmc2B64XVZoKIy+Y8PPUXoxh3PO/CuibCQqPkNgWKk4tb/Xj5YR4BFtcjo/tPw7j7AatYNg9evAvAQ==
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

2026-09-17T11:20:11.558610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843
observed 77d1da98edcd56d7da2955a4bc5bb5ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.539889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843/manifest.json
observed 08da0b4616392bea7a8ce3a875eee8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.523217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843/publication.md
observed b778268c8806eea38d7502b60f7af9d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.505852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843/publication.txt
observed bf853a0a81631ca593ece0b6984320e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:37.538287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843
observed 77d1da98edcd56d7da2955a4bc5bb5ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:37.522544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843/manifest.json
observed 08da0b4616392bea7a8ce3a875eee8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:37.505747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843/publication.md
observed b778268c8806eea38d7502b60f7af9d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:37.487120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040843/publication.txt
observed bf853a0a81631ca593ece0b6984320e7...
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.