OpenTechnical

OT-2026-000016567

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, pulsed blow-off before 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-2026-000016567) never changes.

Identity and time

Publication numberOT-2026-000016567 · never reused
Internal UUID01a0ae6e-2d14-72b1-81d3-ee1d6b54b508 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016567
StatusPUBLIC

Content hashes

Canonical text40d4cf5e03e6251e71c1f13053ab89f0d7afe56bee3f0a6855dfd413542dc348
Markdown1b8ed695c045793775f4734272ef35ee712d2f580682cbf18bb1056cce0db3f0
PDF
Publication pagef3cf7d97912fcc3def637dfe3a813c616fd5a1ace049478449f13f18e02b0bd3
Manifest92d49a9ea5d9f287a8806fd1773401571ace811c62bfbad5daadc16d77ab60ab

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
SignaturesXz1Dtvx/xBPbdANbGAUk85XS7oS+/3n/RLyxAgnjYJAjaET7mnQhAY6+bXO7e9ueJxk6jUPRtOX1azfgL+LDg==
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

2026-09-17T12:04:47.839449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016567
observed f3cf7d97912fcc3def637dfe3a813c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.820447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016567/manifest.json
observed 92d49a9ea5d9f287a8806fd177340157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.801035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016567/publication.md
observed 1b8ed695c045793775f4734272ef35ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.784880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016567/publication.txt
observed 40d4cf5e03e6251e71c1f13053ab89f0...
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.