Pith Number

pith:FTF52UV5

pith:2013:FTF52UV5ZPAWRQCLBTDWMRXTNW

not attested not anchored not stored refs pending

Doppler tomography of the circumstellar disk of {\pi} Aquarii

A. Favaro, A. S. Miroshnichenko, B. Mauclaire, C. Buil, C. J. Sawicki, E. Pollmann, G. Martineau, H. Kalbermatten, J. Guarro Flo, J. N. Terry, K. S. Bjorkman, N. D. Morrison, O. Garde, S. Danford, S. Ubaud, S. V. Zharikov, T. Blank, T. Garrel, V. Desnoux, Y. Buchet

arxiv:1310.6499 v2 · 2013-10-24 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTF52UV5ZPAWRQCLBTDWMRXTNW}

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	2026-05-18T03:05:35.300903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ccbdd52bdcbc168c04b0cc76646f36da088fe772c330f83e09439beb0bec9cd

Aliases

arxiv: 1310.6499 · arxiv_version: 1310.6499v2 · doi: 10.48550/arxiv.1310.6499 · pith_short_12: FTF52UV5ZPAW · pith_short_16: FTF52UV5ZPAWRQCL · pith_short_8: FTF52UV5

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/FTF52UV5ZPAWRQCLBTDWMRXTNW \
  | 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: 2ccbdd52bdcbc168c04b0cc76646f36da088fe772c330f83e09439beb0bec9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc5edc8f14fb1f19fc69d13956d921ae8bfcd4c1314cabeed2be0e15dec09346",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-24T07:01:03Z",
    "title_canon_sha256": "932f231dac75afb729437ad77a13b64999d49aea4b303f6a20e5cb0c37060048"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6499",
    "kind": "arxiv",
    "version": 2
  }
}