OpenTechnical

OT-2026-000044408

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000044408) never changes.

Identity and time

Publication numberOT-2026-000044408 · never reused
Internal UUID01a0ae7c-39d7-7d21-8f56-4499e68d8edf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044408
StatusPUBLIC

Content hashes

Canonical text28bef7faae511810033011afc3c1bf5845b04a9d47317063b34a9d162d20f47b
Markdown12382d03f9410a18303caac0c3fadfd697bd506a7761afffa0c73d87f8dec75c
PDF
Publication pageb1bf07b3b8703a55d24dea8392de1ed00a2e5d5cd8383ee337001e883f0e7f20
Manifest282ad808c2146411144931bc987d2b53a7500016725b8312c3b79716d5d30439

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
SignaturePzc6SEpgmCg9kW5lm+p8bCzP/XxZENmdsOmJwRS9Yci/TjrNnf0jT2V4x3jx0vrlsYplgxLY/uxvh5sTNi8yDg==
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

2026-09-17T08:30:41.217096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044408
observed b1bf07b3b8703a55d24dea8392de1ed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.077681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044408/manifest.json
observed 282ad808c2146411144931bc987d2b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.060461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044408/publication.md
observed 12382d03f9410a18303caac0c3fadfd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.035555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044408/publication.txt
observed 28bef7faae511810033011afc3c1bf58...
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.