OpenTechnical

OT-2026-000040336

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000040336) never changes.

Identity and time

Publication numberOT-2026-000040336 · never reused
Internal UUID01a0ae79-2700-7663-af48-1156f76fa917 · 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-2026-000040336
StatusPUBLIC

Content hashes

Canonical textf67296255c79adcf1e3796ce8a69e2ec9699375fa3ac13ddce9c00618a3be2a4
Markdown50a88498f2575f794f7091e957576143df382cf08cd5d66859268c715691544e
PDF
Publication page00a94c1397f9a601883f4e4db3d7d6182e630b29ac65171df0dbc8e943f0b819
Manifestf8de4d923cd9d3aec523b016457a17a515b9429a7d5200ac319e34e242d7700a

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
SignatureKtn6jkN9nYN/Xm050+fTX3t8YD033bffpQIhn2MMNp0jwsK+w/Yunot3V4P1XtxRRWfKg5vZYNU7hdK0IGHEBQ==
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

2026-09-17T11:19:20.555156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040336
observed 00a94c1397f9a601883f4e4db3d7d618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.536302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040336/manifest.json
observed f8de4d923cd9d3aec523b016457a17a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.517117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040336/publication.md
observed 50a88498f2575f794f7091e957576143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.499695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040336/publication.txt
observed f67296255c79adcf1e3796ce8a69e2ec...
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.