OpenTechnical

OT-2026-000011471

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump fed, vented 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-2026-000011471) never changes.

Identity and time

Publication numberOT-2026-000011471 · never reused
Internal UUID01a0ae6c-88ff-7eea-b453-bd7b57bd95b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011471
StatusPUBLIC

Content hashes

Canonical text07300005846c292237cc4f67ce17560aae3d1df3be2bf7dd0f2a51f4265e098d
Markdown315689220ef51aa80e90d6481b28cea5192dc732a2068fc996a9fbd74c910fbb
PDF
Publication page4c3f0785d19334f98e29d075a1222d2cd7874c8216e3816654a42715be3c28f5
Manifestb657e7756122b968e1693c535ce5dbba454e8275a6e947ba8a05bc9d2aa63f9e

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
Signature1fO6WUP2BVq3xpm5n2y+w2Hs1efq/GTy2BFDk/j90oSTNK4V/tRbh8s1uh16n9LAZBzWeRmhfx0TVEuGCW+eBg==
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

2026-09-17T12:13:14.470477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011471
observed 4c3f0785d19334f98e29d075a1222d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.452397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011471/manifest.json
observed b657e7756122b968e1693c535ce5dbba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.432165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011471/publication.md
observed 315689220ef51aa80e90d6481b28cea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.412424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011471/publication.txt
observed 07300005846c292237cc4f67ce17560a...
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.