OpenTechnical

OT-2026-000038939

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000038939) never changes.

Identity and time

Publication numberOT-2026-000038939 · never reused
Internal UUID01a0ae78-76a0-72dc-80c4-7259026a5e55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038939
StatusPUBLIC

Content hashes

Canonical text1f6cee5e954a6f1869796d97e30bec922fe1eee6894290f83333e2ac9e05b46b
Markdown264fd489bc9a093ae36afd7be1fcaa550b980d271e6f8556184575b044bb5e14
PDF
Publication page2eb3a085add19b5a7dbbc4cfff87fbaffaa8fdf6d3fcd1528d9e2f15c95ce2cb
Manifestd4da486e0b28baba0a5a5ac85657759df14c6a6f3dfba64e959a91f923d858b0

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
SignatureOuoJxJPt5gHr/d3bTjuRzDi2nWZZKSnCfoLmx+CkhmA6LsoA12y3B/6VUtwzhLg2m7gQlox6w5TaNSISc/cvDA==
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

2026-09-17T11:22:12.603069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038939
observed 2eb3a085add19b5a7dbbc4cfff87fbaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.585032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038939/manifest.json
observed d4da486e0b28baba0a5a5ac85657759d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.567813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038939/publication.md
observed 264fd489bc9a093ae36afd7be1fcaa55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.549905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038939/publication.txt
observed 1f6cee5e954a6f1869796d97e30bec92...
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.