OpenTechnical

OT-2026-000025411

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000025411) never changes.

Identity and time

Publication numberOT-2026-000025411 · never reused
Internal UUID01a0ae71-5fa7-7da2-9805-c5a061c7a4fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025411
StatusPUBLIC

Content hashes

Canonical text398a53e80b36e0011972bd2292ddd841e81ee58bd960fa9f2194b6aafaeb2ced
Markdownd31231badbdfc1076314ebb0fffdd6243e894929366d1ca0b1c2009c8e996b1d
PDF
Publication pageabb2943d5623c7bf5aecdaae5a0dd468021444587da720a35ecb1dff668976ae
Manifest7c93fe2925a3eec550e35789912dd455c6193cb1da667707742e18f8688d6d6b

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
SignaturenudMOpNdrHYTyFGPtispe0rMgHnQEaeaRj6N9sd0IZW8oxnXYZGkQZ7MwLw/9UC4zGZiZhZaPy46sx+NbEhZDw==
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

2026-09-17T11:47:29.048056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025411
observed abb2943d5623c7bf5aecdaae5a0dd468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.029495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025411/manifest.json
observed 7c93fe2925a3eec550e35789912dd455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.010147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025411/publication.md
observed d31231badbdfc1076314ebb0fffdd624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:28.991661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025411/publication.txt
observed 398a53e80b36e0011972bd2292ddd841...
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.