Pith Number

pith:ANPM3Z7U

pith:2010:ANPM3Z7UUWW3SRRWDOJYZQ4RBF

not attested not anchored not stored refs pending

Modelling the dynamical friction timescale of sinking satellite

JianLing Gan, Jinliang Hou, Ruixiang Chang, Xi Kang

arxiv:1007.2193 v1 · 2010-07-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANPM3Z7UUWW3SRRWDOJYZQ4RBF}

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	2026-05-18T02:06:22.310481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

035ecde7f4a5adb946361b938cc3910955b993955d712fa5890e9e1ed305b10e

Aliases

arxiv: 1007.2193 · arxiv_version: 1007.2193v1 · doi: 10.48550/arxiv.1007.2193 · pith_short_12: ANPM3Z7UUWW3 · pith_short_16: ANPM3Z7UUWW3SRRW · pith_short_8: ANPM3Z7U

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/ANPM3Z7UUWW3SRRWDOJYZQ4RBF \
  | 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: 035ecde7f4a5adb946361b938cc3910955b993955d712fa5890e9e1ed305b10e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "975e19b59fe940250991f1ba09d9a9ec55eaec45ea80b455484a314037787fbd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-07-13T20:16:01Z",
    "title_canon_sha256": "1df26f4b4552dadc0619447dd255fd21ec18cc27957ee5f2e56b9763a5f059f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2193",
    "kind": "arxiv",
    "version": 1
  }
}