OpenTechnical

OT-2026-000055834

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000055834) never changes.

Identity and time

Publication numberOT-2026-000055834 · never reused
Internal UUID01a0ae87-0a49-7c35-911f-555d71793852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055834
StatusPUBLIC

Content hashes

Canonical text241078b9602df16e63d6428edb4e251272a58a9f16a6a0d07c663949d7b4a4d5
Markdowna1aac9023676a81149be8f8b9616beeef2aa9a0a2e77049378d770df70c52a1e
PDF
Publication page3d0079dae7c57693f426c7af3522fb4f00d796e1f2216e7bc9bd191c465a416f
Manifest450478c01ab07e5e83d9927ab0624aeed0e7495a46ecf384a2ae7c895441c363

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
SignatureEIliSkDfY6LhKTVA5lHLSSjblq/l4TUvLLFFFHgfGdeX7T8IN55zpxFph+GY3idlP8nz9AOde65YnMJJnoBJBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:13.307187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055834
observed 3d0079dae7c57693f426c7af3522fb4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.287736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055834/manifest.json
observed 450478c01ab07e5e83d9927ab0624aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.269921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055834/publication.md
observed a1aac9023676a81149be8f8b9616beee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.249692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055834/publication.txt
observed 241078b9602df16e63d6428edb4e2512...
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.