Pith Number

pith:HUME7KHK

pith:2025:HUME7KHKLJGQVQD47BDP5IXL56

not attested not anchored not stored refs pending

On-Orbit Calibration of Danuri/PolCam. I. Geometric Calibration

Kilho Baek, Minsup Jeong, Sungsoo S. Kim, Young-Jun Choi

arxiv:2512.05330 v2 · 2025-12-05 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HUME7KHKLJGQVQD47BDP5IXL56}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-11T01:09:23.729880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d184fa8ea5a4d0ac07cf846fea2ebefae652a8cd3aa7f10336d6f5a971ad3df

Aliases

arxiv: 2512.05330 · arxiv_version: 2512.05330v2 · doi: 10.48550/arxiv.2512.05330 · pith_short_12: HUME7KHKLJGQ · pith_short_16: HUME7KHKLJGQVQD4 · pith_short_8: HUME7KHK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HUME7KHKLJGQVQD47BDP5IXL56 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3d184fa8ea5a4d0ac07cf846fea2ebefae652a8cd3aa7f10336d6f5a971ad3df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08f9cd7efd058280a21a7a7e8e11e1e7cd6061393e829b71bba2bf28ae45da2",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-12-05T00:16:49Z",
    "title_canon_sha256": "66ae1905cd7eb738b037fbfacb7890c5e5369a6e64a28cd436c83fbb352eb742"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.05330",
    "kind": "arxiv",
    "version": 2
  }
}