OpenTechnical

OT-2026-000024767

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000024767) never changes.

Identity and time

Publication numberOT-2026-000024767 · never reused
Internal UUID01a0ae71-2726-770d-8c9d-7c14923dd742 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024767
StatusPUBLIC

Content hashes

Canonical textdef6a11c3db624d22131ba7c77087dc6ae13e4eeda456524c84c121f0cd3b302
Markdown455e0311f92d41a58e2d201141ae922fb6823309e84f94709b5d139aa635660d
PDF
Publication pagecc5b5472769f8696fbff351a67e3b7b748fcb0f074977734a2baa29878082925
Manifestbf432fef44af50b54e7e5749b595de0246f89f51cf068595d3c629b2d53f83d0

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
Signature/En3Ab9lcUV+Rm9IOcrbRh2N5k7+ieH/GlecRODXNnaZRjT6KzRuRUnPnSa50VUxyrrIYodaAmm2ovuDryNUCA==
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

2026-09-17T08:42:01.972327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024767
observed cc5b5472769f8696fbff351a67e3b7b7...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:01.498904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024767/manifest.json
observed bf432fef44af50b54e7e5749b595de02...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:01.304997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024767/publication.md
observed 455e0311f92d41a58e2d201141ae922f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:42:00.515004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024767/publication.txt
observed def6a11c3db624d22131ba7c77087dc6...
fetched by grabo-systems from 34.44.131.203, 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.