OpenTechnical

OT-2026-000041679

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000041679) never changes.

Identity and time

Publication numberOT-2026-000041679 · never reused
Internal UUID01a0ae79-e8a0-777e-8ca2-fce904de2b4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041679
StatusPUBLIC

Content hashes

Canonical text8677be5c9eda444b5c5fd5eeb178b9e173d1d4d1c1a1b3a6473ac52dff6c85f3
Markdown5fcf7c0c7dbe7519a1bfb98e9dcd70543ec7ebd0d2deb1460f4ec170db59e00a
PDF
Publication page92c1e1a3137b03a680649be6eebef46514fe6bb201d16cf4c79083a2dd2347ac
Manifest117363394e3c1ebb39c0b5d4b9c4db13a019330f7d797dc50f93d5aeb7974f87

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
SignatureJ63lvv1zNw3mHfsbygfQZhIg2SeWvintK8IAB418IpGTlzkPaFbxgcGzplLp44zwujXDiBFP1sij4k7XbgD/Bg==
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

2026-09-17T11:16:29.218178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041679
observed 92c1e1a3137b03a680649be6eebef465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.199132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041679/manifest.json
observed 117363394e3c1ebb39c0b5d4b9c4db13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.180232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041679/publication.md
observed 5fcf7c0c7dbe7519a1bfb98e9dcd7054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.162064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041679/publication.txt
observed 8677be5c9eda444b5c5fd5eeb178b9e1...
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.