OpenTechnical

OT-2026-000042842

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000042842) never changes.

Identity and time

Publication numberOT-2026-000042842 · never reused
Internal UUID01a0ae7a-c0d0-764a-8273-d4b7e2ae5ab5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042842
StatusPUBLIC

Content hashes

Canonical textcb26e990748816d8bcb3a5fbbd389a061a998c440c3cbfbfce1d47bbed926481
Markdownc39169e47d666c1a5a15e78e7fed465f2deaf14f4a5c4d740eadb47ec95d5392
PDF
Publication pagef42c3eece6b574cfe8c269bf70d29a736dd237027f93513d7f41abc92a519439
Manifested5de2cf1f84701861bfdffa15bd9de4b74f53cc7a6db2613b904a4df2af569a

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
Signaturejm+xUduKr9ydt8kSniFBFT9cej7KeD8IhoDTdA/a4Z1SfFtFlRtxnQcmg1Q+NQnsXCZ30qa7tTOWfhbh4vupCg==
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

2026-09-17T11:15:19.724051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042842
observed f42c3eece6b574cfe8c269bf70d29a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:19.705387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042842/manifest.json
observed ed5de2cf1f84701861bfdffa15bd9de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:19.686055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042842/publication.md
observed c39169e47d666c1a5a15e78e7fed465f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:19.665901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042842/publication.txt
observed cb26e990748816d8bcb3a5fbbd389a06...
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.