OpenTechnical

OT-2026-000038596

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000038596) never changes.

Identity and time

Publication numberOT-2026-000038596 · never reused
Internal UUID01a0ae78-2d54-7536-9268-bdbb6dea4c20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038596
StatusPUBLIC

Content hashes

Canonical text4653beba1c66f38c4011e9be1140029292a957449bacdf4f2d6e60568ce03ae7
Markdownb506342d8518a0cdb6e2777aec99247f2c761586c6d88c36943eadc5cc42cf24
PDF
Publication pageb7abf8c39b192047184a0a02924481b79298d1f989ed9c925540824d036e6ced
Manifest7ad31b0b0a973b3fe11f574d9969d5ee7ed4e69742a6fdad251947bf4e22ed13

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
SignatureXZMg7HcehMaCVM7I5Kd6ZiBssAXtU20lL+vuilA5/UDEYivBUdTautpEjjkqBNaUD13aEmPydY1jr6D0OU5zDQ==
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

2026-09-17T11:22:52.774855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038596
observed b7abf8c39b192047184a0a02924481b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.757714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038596/manifest.json
observed 7ad31b0b0a973b3fe11f574d9969d5ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.738571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038596/publication.md
observed b506342d8518a0cdb6e2777aec99247f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.719961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038596/publication.txt
observed 4653beba1c66f38c4011e9be11400292...
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.