Pith Number

pith:JAX2XGAZ

pith:2015:JAX2XGAZ5LUDMLCYRTVFCIADGG

not attested not anchored not stored refs pending

A Ring of C2H in the Molecular Disk Orbiting TW Hya

Chunhua Qi (Harvard-Smithsonian CfA), David Wilner (Harvard-Smithsonian CfA), Joel H. Kastner (Rochester Institute of Technology), Karin Oberg (Harvard-Smithsonian CfA), Pierre Hily-Blant (Institut de Planetologie et d'Astrophysique de Grenoble), Sean Andrews (Harvard-Smithsonian CfA), Thierry Forveille (Institut de Planetologie et d'Astrophysique de Grenoble), Uma Gorti (SETI Institute)

arxiv:1504.05980 v1 · 2015-04-22 · 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{JAX2XGAZ5LUDMLCYRTVFCIADGG}

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	2026-05-18T01:46:14.852902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

482fab9819eae8362c588cea51200331976aa818ebad381bcddbf1193e119da7

Aliases

arxiv: 1504.05980 · arxiv_version: 1504.05980v1 · doi: 10.48550/arxiv.1504.05980 · pith_short_12: JAX2XGAZ5LUD · pith_short_16: JAX2XGAZ5LUDMLCY · pith_short_8: JAX2XGAZ

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/JAX2XGAZ5LUDMLCYRTVFCIADGG \
  | 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: 482fab9819eae8362c588cea51200331976aa818ebad381bcddbf1193e119da7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b5cd4860774be0e29d0a540dfa66356ddc2c0a0fb3d9bc7ef63588aa25d60a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-22T20:42:36Z",
    "title_canon_sha256": "d8c162e66b3d24e01566376e0101ab5bf712ce44d89268f441436e9aedd11495"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05980",
    "kind": "arxiv",
    "version": 1
  }
}