Pith Number

pith:6HAIRH5S

pith:2012:6HAIRH5SCYIN7KGGM4Y2CRSRJB

not attested not anchored not stored refs pending

Gravitational drag on a point mass in hypersonic motion within a Gaussian disk

A. C. Raga, A. Esquivel. F. J. S\'anchez-Salcedo, J. Cant\'o

arxiv:1211.3988 v1 · 2012-11-16 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6HAIRH5SCYIN7KGGM4Y2CRSRJB}

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	2026-05-18T01:53:10.233568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1c0889fb21610dfa8c66731a146514865b86946106e3c3084c6f058d182c785

Aliases

arxiv: 1211.3988 · arxiv_version: 1211.3988v1 · doi: 10.48550/arxiv.1211.3988 · pith_short_12: 6HAIRH5SCYIN · pith_short_16: 6HAIRH5SCYIN7KGG · pith_short_8: 6HAIRH5S

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/6HAIRH5SCYIN7KGGM4Y2CRSRJB \
  | 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: f1c0889fb21610dfa8c66731a146514865b86946106e3c3084c6f058d182c785

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0075288ebc0ec71681ab203409164383911f4c1039c125a0d4c14a6cee4d286",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-16T18:40:51Z",
    "title_canon_sha256": "02fdfd878eb469159c0cf23dddf56940de9e46fe17e94ee719b88374111da2d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3988",
    "kind": "arxiv",
    "version": 1
  }
}