OpenTechnical

OT-2026-000011203

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, sustained blow-off before 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-2026-000011203) never changes.

Identity and time

Publication numberOT-2026-000011203 · never reused
Internal UUID01a0ae6c-540f-7fd9-b113-a615bfbdc03f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011203
StatusPUBLIC

Content hashes

Canonical textc3951b579fee6eb8ed74b1da064b38a71d5e9d1bb41c4931ee0601cac17faa73
Markdown64131de4a2d6c705232c335186ddd42da3b92fb81d08a9415611bb50ee6b4e25
PDF
Publication page36e8c491cfc27f0c3b984007b579996441b3b4846999c9325c60d8fa1178641f
Manifest8be177faf0a6a9ea3a36669f6c2f2277eb9c9a6387d94f049a9c6c50564a6e5c

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
Signatureaa3XCCkIk3g6LrfbgCijf0gweqozpqpKI+urO4+lidnZ+IM6XTi8TmTln4A6ZgdQp0x4JHHdJgeCadyCX1b/DQ==
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

2026-09-17T12:14:09.187962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011203
observed 36e8c491cfc27f0c3b984007b5799964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.166729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011203/manifest.json
observed 8be177faf0a6a9ea3a36669f6c2f2277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.147014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011203/publication.md
observed 64131de4a2d6c705232c335186ddd42d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:09.128070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011203/publication.txt
observed c3951b579fee6eb8ed74b1da064b38a7...
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.