OpenTechnical

OT-2026-000009205

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, vented after set-down, on a tool changer

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-2026-000009205) never changes.

Identity and time

Publication numberOT-2026-000009205 · never reused
Internal UUID01a0ae6b-31b9-75df-a6dd-7a1b0248c8c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009205
StatusPUBLIC

Content hashes

Canonical textac99e157f2a2fcc36831522ae9bb923bfbb8bc36292b885450619c7bcbb30d5e
Markdownde77bf199bed08a26a3c3bd78e8339d1852e28b579383a98bda350ecb81ca128
PDF
Publication pagea2a43114c95c04173e1c8594a3770742aa169dd526f785586c7a3efe64282a6d
Manifest7b0b628ca69ae36d4d3e67a35a935d42b1945247f9042d1073f661bad98b869a

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
SignaturejGshsfrKUp3Z3k4w+R4dkdzfZSch9Z8bxLxVq4tAVKLLFEeqb4s5fUdSS3fxg9WKXfSLljmsr0xSOcbyqwv6Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:55.567883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009205
observed a2a43114c95c04173e1c8594a3770742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.546872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009205/manifest.json
observed 7b0b628ca69ae36d4d3e67a35a935d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.526746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009205/publication.md
observed de77bf199bed08a26a3c3bd78e8339d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.502108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009205/publication.txt
observed ac99e157f2a2fcc36831522ae9bb923b...
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.