OpenTechnical

OT-2026-000040711

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line 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-2026-000040711) never changes.

Identity and time

Publication numberOT-2026-000040711 · never reused
Internal UUID01a0ae79-6d0f-7136-b8c5-8fe49acf0879 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040711
StatusPUBLIC

Content hashes

Canonical text499c4ecc6996511a4a3e670a7f81d6f065037605633378a071ab9b868e7a0662
Markdown8f50f938cbe9c014ab5ea7ceeb06a7c0d283fa652a0ba1f93a4d27cd73924cc1
PDF
Publication page0fa060cbe7023877673430d404ac7f1add009f08fe93e93354c3c010167d4242
Manifest8949d534fa379d6dc9928001d590fab7f9dd3df578e44aad800a3e5b98db21ef

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
SignatureEZPFfByZwcQHVst1lhbgPvgKFE34u/rpDnKcjVHnMltd/wnpQChB+3GlMyuYBpxvqDryDSJsnx16UW2VQBXjCA==
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

2026-09-17T11:17:54.774838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040711
observed 0fa060cbe7023877673430d404ac7f1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.758445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040711/manifest.json
observed 8949d534fa379d6dc9928001d590fab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.741347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040711/publication.md
observed 8f50f938cbe9c014ab5ea7ceeb06a7c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:54.724352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040711/publication.txt
observed 499c4ecc6996511a4a3e670a7f81d6f0...
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.