OpenTechnical

OT-2026-000040947

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line 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-2026-000040947) never changes.

Identity and time

Publication numberOT-2026-000040947 · never reused
Internal UUID01a0ae79-6d11-7835-b2d5-43ff70c43025 · 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-2026-000040947
StatusPUBLIC

Content hashes

Canonical text8bf61e572d9d33b9cfb0c209f807c704930488a951d8e7435c877998d848b3eb
Markdown81b8a2a992187301d020d89d92c204fac03945d8d8a00caf6ae33079b377eff7
PDF
Publication pageeb9a2cab6d910562595da44ab4d9a5de3abcad3eb5492ad4ee6a3cfc43b38c33
Manifest592e39e7bd28f0baba19752b14929ac8812f1debac5babe2aa919ab41a6fdbf1

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
SignatureYn18QfbxFTfi0ammdGE7tB7diEG+lNISYbaM405yZoeVYQfWmF6X1tX1T5M9OABdmLy84uKHoTz0rpzClWJuCw==
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

2026-09-17T11:20:20.702231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947
observed eb9a2cab6d910562595da44ab4d9a5de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.686506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947/manifest.json
observed 592e39e7bd28f0baba19752b14929ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.670465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947/publication.md
observed 81b8a2a992187301d020d89d92c204fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.652486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947/publication.txt
observed 8bf61e572d9d33b9cfb0c209f807c704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.551967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947
observed eb9a2cab6d910562595da44ab4d9a5de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.534514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947/manifest.json
observed 592e39e7bd28f0baba19752b14929ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.515778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947/publication.md
observed 81b8a2a992187301d020d89d92c204fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.499018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040947/publication.txt
observed 8bf61e572d9d33b9cfb0c209f807c704...
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.