OpenTechnical

OT-2026-000038110

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038110) never changes.

Identity and time

Publication numberOT-2026-000038110 · never reused
Internal UUID01a0ae77-f88b-7460-9a48-fd1d7a45f90a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038110
StatusPUBLIC

Content hashes

Canonical text664d394da9134587d90f7f6ee548eee154606c7c0e5dc6d225664468504d97b6
Markdown5aa85669f93fcaf5ef0188cabfa788597c44f4ce577b7e050e08498cc438985b
PDF
Publication pagefac7839b67b3813c1ffde831aa591e57b94a7aec89d459cee125ed5c7860b35f
Manifest1d41a528aeabe30fd17dec645484cc5538d3a9e37f7fb7790ba8c6c395b8cda3

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
Signature3r4ixYpCcKTE/2iLTIK0ZRgfi43HM3d/tNZO1wDFVFdZ8TAW031tnJRTBvot/YFE7Dy7kYuS2ZAuH3myXB6CDA==
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

2026-09-17T11:23:26.892193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038110
observed fac7839b67b3813c1ffde831aa591e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.875413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038110/manifest.json
observed 1d41a528aeabe30fd17dec645484cc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.857427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038110/publication.md
observed 5aa85669f93fcaf5ef0188cabfa78859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.840707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038110/publication.txt
observed 664d394da9134587d90f7f6ee548eee1...
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.