Pith Number

pith:IXCYBPB6

pith:2007:IXCYBPB66HY5SYOVRNRHFVQYVL

not attested not anchored not stored refs pending

An accurate distance to 2M1207Ab

B.Zuckerman, C. Ducourant, G. Chauvin, G.Daigne, Inseok Song, J.F. Le Campion, R. Teixeira

arxiv:0711.0842 v1 · 2007-11-06 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXCYBPB66HY5SYOVRNRHFVQYVL}

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	2026-07-04T17:06:32.564458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45c580bc3ef1f1d961d58b6272d618aaf703c2e42d69069e83ef1e9c4a68d484

Aliases

arxiv: 0711.0842 · arxiv_version: 0711.0842v1 · doi: 10.48550/arxiv.0711.0842 · pith_short_12: IXCYBPB66HY5 · pith_short_16: IXCYBPB66HY5SYOV · pith_short_8: IXCYBPB6

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/IXCYBPB66HY5SYOVRNRHFVQYVL \
  | 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: 45c580bc3ef1f1d961d58b6272d618aaf703c2e42d69069e83ef1e9c4a68d484

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b94b8fc2fac05957f4cef8508d992c8d1d2b225d22a05f6eac84aa264e5c850f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-06T16:03:38Z",
    "title_canon_sha256": "069a9013289222aaf8d9a4283ce4a4d252f3c7b1351938596d9b7b1f4f4c3502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.0842",
    "kind": "arxiv",
    "version": 1
  }
}