OpenTechnical

OT-2026-000018612

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000018612) never changes.

Identity and time

Publication numberOT-2026-000018612 · never reused
Internal UUID01a0ae6e-d520-7c83-b53f-a72ce81948b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018612
StatusPUBLIC

Content hashes

Canonical textb1399a5282cff7eb999419f127deda68817c908dfe9e38674d03c75356553d22
Markdown9a2a8125f726a818b437a57c43d62a91d9e16a69f9f7ac1617f14f63aa84479d
PDF
Publication page49a98baac285ab06470302d05524e50195bbefc282912a2203eabc22a39dddee
Manifest61f87cd9c97890e80d16e6881ac061153143a0ca0a80e6d640cc643faad58eeb

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
Signature9xNHksrKgQICDBCvDz7eA9h1wFTPNtD+cVhaukZmu7RmF7d+Ml11WivKRdCL6fVuogi/uda5B485IMuFWyw5BA==
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

2026-09-17T11:59:06.604608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018612
observed 49a98baac285ab06470302d05524e501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.585693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018612/manifest.json
observed 61f87cd9c97890e80d16e6881ac06115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.566467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018612/publication.md
observed 9a2a8125f726a818b437a57c43d62a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.546459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018612/publication.txt
observed b1399a5282cff7eb999419f127deda68...
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.