OpenTechnical

OT-2026-000017876

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000017876) never changes.

Identity and time

Publication numberOT-2026-000017876 · never reused
Internal UUID01a0ae6e-96fb-7ffd-bd75-54f02e3ed25a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017876
StatusPUBLIC

Content hashes

Canonical texta72d4c7f3b7b4f2d407403baaa6a913df05dd9c97841ac48ed9cd86d50be9e23
Markdown66fa501b9c3e9dd94ad686d70ce4e7b235d49dbc74f3e33a197d61946979f509
PDF
Publication pagec4466bf6c71764f29e6cf335b933f398ce82a74d181c2f2f123f596321991b37
Manifestbc848ee5ee6cd18090e45d79ce94f5c1c0bc752bfc17257d5e3579ca2225a0e1

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
SignatureSaQWv0I8n9nym1GY1ZLa4Eza+sL7okp/Jp1iDpSXmlZTpAvr95E6R/2J/nOY7EWrb7FNGigxBw/O69qSd4TsCA==
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

2026-09-17T12:01:51.788747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017876
observed c4466bf6c71764f29e6cf335b933f398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.772773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017876/manifest.json
observed bc848ee5ee6cd18090e45d79ce94f5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.755633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017876/publication.md
observed 66fa501b9c3e9dd94ad686d70ce4e7b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.740571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017876/publication.txt
observed a72d4c7f3b7b4f2d407403baaa6a913d...
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.