OpenTechnical

OT-2026-000007190

Publication integrity record

Porous face vacuum gripper, six outlet manifold, ejector fed, vented before set down, closed cell

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-2026-000007190) never changes.

Identity and time

Publication numberOT-2026-000007190 · never reused
Internal UUID01a0a975-f1a9-7bf2-b2f6-973ee1d72c3a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:04:34.220030Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007190
StatusPUBLIC

Content hashes

Canonical texta69ba4675eb40a28ac141b7c0e45e0885e7a8ee34d84d1d44fa1a80dbc48df15
Markdownc49bdc7432d3f0c8935c21eec59f4bc2faaf21279cc465bc8081e0213ca12b8f
PDF
Publication pagec343c523afc33379e9d46d24f4d5be77e3d10dbc84cf6c37752bd610bf300ddd
Manifestbdd0460a0b8d2e204b09a9835171697f2df1e479bc3d965f75f1916b21bbe22f

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
SignatureCibpMVvDhNIOWJEvqk+DcxKdooMRiYnVN/RAAqHcgN/mn1t4Pm7wPvGiWyyE6nZbmFkSrQdjtyRhGxdlLpWRAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:17.655603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007190
observed c343c523afc33379e9d46d24f4d5be77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:17.643503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007190/manifest.json
observed bdd0460a0b8d2e204b09a9835171697f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:17.630969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007190/publication.md
observed c49bdc7432d3f0c8935c21eec59f4bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:17.492178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007190/publication.txt
observed a69ba4675eb40a28ac141b7c0e45e088...
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.