Pith Number

pith:NB4B5QL4

pith:2019:NB4B5QL4VVUIWUXG6QFSIAYS4F

not attested not anchored not stored refs pending

The CH4 cycles on Pluto over seasonal and astronomical timescales

A.M. Earle, B. Schmitt, C.B. Olkin, D.P. Cruikshank, F. Forget, H.A. Weaver, J.M. Moore, K. Ennico, L.A. Young, O.M. Umurhan, R.D. Dhingra, R.P. Binzel, S.A. Stern, S. Protopapa, T. Bertrand, W.M. Grundy

arxiv:1903.02096 v1 · 2019-03-05 · 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{NB4B5QL4VVUIWUXG6QFSIAYS4F}

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	2026-05-17T23:47:57.861523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68781ec17cad688b52e6f40b240312e17776a775d6b1b660566803ebf010d0c2

Aliases

arxiv: 1903.02096 · arxiv_version: 1903.02096v1 · doi: 10.48550/arxiv.1903.02096 · pith_short_12: NB4B5QL4VVUI · pith_short_16: NB4B5QL4VVUIWUXG · pith_short_8: NB4B5QL4

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/NB4B5QL4VVUIWUXG6QFSIAYS4F \
  | 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: 68781ec17cad688b52e6f40b240312e17776a775d6b1b660566803ebf010d0c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7c58dfaaab2d9a82f08ee01e81a8a7eaff98ef673b407b2d645001dc7c68a8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-05T22:42:58Z",
    "title_canon_sha256": "360dc532294cf449517b70b2c2bab1f47fe3ef7b104b4ddbd4def6715e07db04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02096",
    "kind": "arxiv",
    "version": 1
  }
}