Pith Number

pith:SZ2GWFL2

pith:2002:SZ2GWFL2SD7Y3WMNWZGFLKAL6N

not attested not anchored not stored refs pending

The CYDER Survey: First Results

2, (2) U de Chile, 3), (3) Yale, (4) SISSA, (5) Michigan State, (6) Florida), Barcelona, E. Treister (2, F. J. Castander (1, J. Maza (2), M. T. Ruiz (2) ((1) IEEC/CSIC, P. Coppi (3), R. Guzman (6), S. Zepf (5), T. Maccarone (4)

arxiv:astro-ph/0211643 v1 · 2002-11-29 · 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{SZ2GWFL2SD7Y3WMNWZGFLKAL6N}

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	2026-05-18T01:40:39.893661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96746b157a90ff8dd98db64c55a80bf35ad3c9404780524aef9f73a92afb9644

Aliases

arxiv: astro-ph/0211643 · arxiv_version: astro-ph/0211643v1 · doi: 10.48550/arxiv.astro-ph/0211643 · pith_short_12: SZ2GWFL2SD7Y · pith_short_16: SZ2GWFL2SD7Y3WMN · pith_short_8: SZ2GWFL2

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/SZ2GWFL2SD7Y3WMNWZGFLKAL6N \
  | 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: 96746b157a90ff8dd98db64c55a80bf35ad3c9404780524aef9f73a92afb9644

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e80765d43f1a3612eaebca4eec664b1dca5c991012f75f9a97fcbfdd299705b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-11-29T07:58:39Z",
    "title_canon_sha256": "c1b036910695cf4890c4e8266482fc21fae10fcd4b7860dfd335c0b9a2237a5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0211643",
    "kind": "arxiv",
    "version": 1
  }
}