OpenTechnical

OT-2026-000037711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000037711) never changes.

Identity and time

Publication numberOT-2026-000037711 · never reused
Internal UUID01a0ae77-b8d0-7010-9c2d-e1fe810843e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037711
StatusPUBLIC

Content hashes

Canonical text439444a1786305bf841e23c18394b203dd3d335a3b7f4a90683009d6d7dca9ea
Markdownc3dbd5a7c2b862976a2890378cd0205021a27cf6a2595f2a0e91e71038a90e60
PDF
Publication pagec76950b944ff784f6777f703d6a8ecb90c2298fffe2cf92aa319782fc2152eb5
Manifest135ec8780d133e428e5899f89d146484f10b0add5b32edf485e2b3fc7345740e

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
Signature49o62ft3ErEw/EmPenu7keFSbrz74kXGSmfNKPslxq71vHVptCODyK0yqapFx1CDCC6em8jMkaa7sD7qpDaXDg==
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

2026-09-17T11:24:18.250831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037711
observed c76950b944ff784f6777f703d6a8ecb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.233549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037711/manifest.json
observed 135ec8780d133e428e5899f89d146484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.215842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037711/publication.md
observed c3dbd5a7c2b862976a2890378cd02050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.197300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037711/publication.txt
observed 439444a1786305bf841e23c18394b203...
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.