OpenTechnical

OT-2026-000049614

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000049614) never changes.

Identity and time

Publication numberOT-2026-000049614 · never reused
Internal UUID01a0ae81-8fed-71f6-ad63-53c2d61c9c8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049614
StatusPUBLIC

Content hashes

Canonical text70b7dfc7012f97f9a31b7883acafd282df25f6f9e89e503018fb9a8ae946d0f7
Markdown41d6b40ebee30ce5485c20498f908a25b0e43432a5cd9165aca41c278f12f029
PDF
Publication pagebc05b9a0a980a07e2b96375dada3a15a334e88aba037c6ee465dbe64e9e902c6
Manifestac9086ecf4b67cbd5979b8c97871d4f3976a22bd4c4ecaf7ee1d2901c03d009c

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
SignaturecrvlVCpXA6GqUVHnh4J4MCg46jMOO7u5er3CPqPHPjWSu7p3rDtzQwIiZDzYblfyc73MaDxSQ3tKCfdqa2aoDA==
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

2026-09-17T11:02:36.001041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049614
observed bc05b9a0a980a07e2b96375dada3a15a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.984407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049614/manifest.json
observed ac9086ecf4b67cbd5979b8c97871d4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.965349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049614/publication.md
observed 41d6b40ebee30ce5485c20498f908a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.947541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049614/publication.txt
observed 70b7dfc7012f97f9a31b7883acafd282...
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.