Pith Number

pith:YSJQK25G

pith:2016:YSJQK25GLO5HXDP5OSZSZNTSAW

not attested not anchored not stored refs pending

A Dwarf Protoplanetary Disk around XZ Tau B

Carlos Carrasco-Gonzalez, Enrique Macias, Erick Nagel, Guillem Anglada, Jose F. Gomez, Jose M. Torrelles, Luis F. Rodriguez, Luis Zapata, Mayra Osorio, Nuria Calvet, Roberto Galvan-Madrid, Zhaohuan Zhu

arxiv:1606.03118 v1 · 2016-06-09 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YSJQK25GLO5HXDP5OSZSZNTSAW}

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	2026-05-18T01:11:30.458307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c493056ba65bba7b8dfd74b32cb67205bdf609df464ec0127ad2d7507818adf2

Aliases

arxiv: 1606.03118 · arxiv_version: 1606.03118v1 · doi: 10.48550/arxiv.1606.03118 · pith_short_12: YSJQK25GLO5H · pith_short_16: YSJQK25GLO5HXDP5 · pith_short_8: YSJQK25G

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/YSJQK25GLO5HXDP5OSZSZNTSAW \
  | 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: c493056ba65bba7b8dfd74b32cb67205bdf609df464ec0127ad2d7507818adf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92e4d469badb6de8ba49ed2f9fd56e9164e0e8d208e5a27454e186e36550bee5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-06-09T20:52:11Z",
    "title_canon_sha256": "821f7d588d93bd09c77f48890f31e42c76200383aed3dd0fe5afff3b70bf3bd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03118",
    "kind": "arxiv",
    "version": 1
  }
}