OpenTechnical

OT-2026-000022186

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000022186) never changes.

Identity and time

Publication numberOT-2026-000022186 · never reused
Internal UUID01a0ae6f-f4fc-7879-b192-1a596b5991cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022186
StatusPUBLIC

Content hashes

Canonical textebce5ae268ee3b44a38c4f74237df95b7c3c4833a647de369b7697b1e138d537
Markdown89c5aeeea40a1436f79d8c627eb7ad9c18cb454efdf81aaa8eafb30aa709e7cb
PDF
Publication page82a45224539426c8715bdbd33646d1dd74fc05452ec29e39016624166b916070
Manifest6f61c729a2fa17c0b0b5acd8ef5cff410d8a7a017873f36de07ddded9bf6e71b

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
Signaturee351I9IZJKd1CPuNxxGQG4aAG4wh1L35Nrr46VtPHL3OUzjh2cds7/nQPCywcPFq1aSOvmnOx5/8xJbloYIGDA==
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

2026-09-17T11:52:52.095616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022186
observed 82a45224539426c8715bdbd33646d1dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:52.077659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022186/manifest.json
observed 6f61c729a2fa17c0b0b5acd8ef5cff41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:52.061743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022186/publication.md
observed 89c5aeeea40a1436f79d8c627eb7ad9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:52.044189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022186/publication.txt
observed ebce5ae268ee3b44a38c4f74237df95b...
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.