OpenTechnical

OT-2026-000046138

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000046138) never changes.

Identity and time

Publication numberOT-2026-000046138 · never reused
Internal UUID01a0ae7e-032b-7fd2-a004-4844742e3663 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046138
StatusPUBLIC

Content hashes

Canonical texta19f7fe765b9d4b30a93c92bd07bd2ba95d7514b5c09100001354ad9f731bdc6
Markdownb116de50a8fade96e46629914c89ee27b2beabfbb695226053e124ba469cfb57
PDF
Publication page5f6b953ffb3ee0027124efbe17e5cf993af5d50241df89e4ff8e904c2c24a778
Manifestb30f9d9139604aa0ed22082c969641bbb4155b849db6eb198daf74d78ea4f73f

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
SignatureeGx5TMzsuaQYDuI+c5UuFvewlToggCTPBvNEwlHmD7wNEZ4blgOsLvPynXPX1Z+bvA1erMWa8T74HxmaEV2ICA==
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

2026-09-17T11:09:07.727741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046138
observed 5f6b953ffb3ee0027124efbe17e5cf99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.707990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046138/manifest.json
observed b30f9d9139604aa0ed22082c969641bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.688005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046138/publication.md
observed b116de50a8fade96e46629914c89ee27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.665458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046138/publication.txt
observed a19f7fe765b9d4b30a93c92bd07bd2ba...
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.