OpenTechnical

OT-2026-000047288

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047288) never changes.

Identity and time

Publication numberOT-2026-000047288 · never reused
Internal UUID01a0ae7f-3e56-7004-bdaa-accbe0ed6dbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047288
StatusPUBLIC

Content hashes

Canonical text280a5424a7fabe30a0d2d149b8f55a58eb738c25da81f7c3af851efdd0510cc6
Markdown6af8f95808b29786ae0aa10c345aa715a937e9de151cdff961784b02adf10bfe
PDF
Publication page1497e0dc2e659e2d2ecd062e734b818b8a250864bf6c483c12017ec57bd01af0
Manifestfadedbffa773d0255cb9456bb9223e2d980cf41f0beed240f570f8d1c43c5f29

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
Signature84/yyOz/mibbYmoh3GMcrBDU8SPj69pYaO4SZSyBMXWwdMvaAl1lcKVJtqd6taBKglHQDiNPp8l8IPHVuvvZDA==
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

2026-09-17T11:06:15.722616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047288
observed 1497e0dc2e659e2d2ecd062e734b818b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.704901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047288/manifest.json
observed fadedbffa773d0255cb9456bb9223e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.685599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047288/publication.md
observed 6af8f95808b29786ae0aa10c345aa715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.663319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047288/publication.txt
observed 280a5424a7fabe30a0d2d149b8f55a58...
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.