Pith Number

pith:PW5VLTVB

pith:2019:PW5VLTVBPC3NMCK3KEPH2IJSWR

not attested not anchored not stored refs pending

An emission spectrum for WASP-121b measured across the 0.8-1.1 micron wavelength range using the Hubble Space Telescope

Aarynn L. Carter, Benjamin Drummond, David K. Sing, Drake Deming, Gilda E. Ballester, Gregory W. Henry, Hannah R. Wakeford, Jayesh M. Goyal, Mark S. Marley, Nikolay Nikolov, Nikole K. Lewis, Pascal Tremblin, Thomas Mikal-Evans, Tiffany Kataria

arxiv:1906.06326 v2 · 2019-06-14 · 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{PW5VLTVBPC3NMCK3KEPH2IJSWR}

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	2026-05-17T23:40:30.078266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dbb55cea178b6d6095b511e7d2132b44c4a255be95616fe0f67b479cce90832

Aliases

arxiv: 1906.06326 · arxiv_version: 1906.06326v2 · doi: 10.48550/arxiv.1906.06326 · pith_short_12: PW5VLTVBPC3N · pith_short_16: PW5VLTVBPC3NMCK3 · pith_short_8: PW5VLTVB

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/PW5VLTVBPC3NMCK3KEPH2IJSWR \
  | 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: 7dbb55cea178b6d6095b511e7d2132b44c4a255be95616fe0f67b479cce90832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e675106ba3763e596041b1b368ef42325d9d0956e77ad22da121e961a2b9a2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-06-14T17:59:10Z",
    "title_canon_sha256": "04b57c085f0f2ecaf11907fa198041e0914cbbc5e1725970ea6c967ae5073c01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06326",
    "kind": "arxiv",
    "version": 2
  }
}