OpenTechnical

OT-2026-000019360

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000019360) never changes.

Identity and time

Publication numberOT-2026-000019360 · never reused
Internal UUID01a0ae6e-f392-7df5-8fb9-768769d3434a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019360
StatusPUBLIC

Content hashes

Canonical texta216075f128e3f238260e01b8e2bba272a95afa1e9689e5b8c10f7d47602e2a1
Markdown14511be320fbfa346e29e2ba4153f4dd82ac1906488554babab2fca0e6250fa8
PDF
Publication pagea2d0114a78e0c6b677f0a2d949c8d33d02c10c38aba17da38567f314edb0195e
Manifestacfbd75b03bcfd80f8743066bb75f6ab1a1a2077ba56bd4eed7db6ec089fcc8a

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
SignatureIFf0X8ty1EJrOAYo5/JjFAk6r6uJx8MDjboStEuVUUDoV7LVpiYJ6ZcK2VCapNdTamGFz9mr31ieGYvuJeYgAQ==
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

2026-09-17T11:58:44.280063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019360
observed a2d0114a78e0c6b677f0a2d949c8d33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.262172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019360/manifest.json
observed acfbd75b03bcfd80f8743066bb75f6ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.243647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019360/publication.md
observed 14511be320fbfa346e29e2ba4153f4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.224454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019360/publication.txt
observed a216075f128e3f238260e01b8e2bba27...
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.