Pith Number

pith:HW42DLLG

pith:2016:HW42DLLG357YFKPARFEOVYSQJT

not attested not anchored not stored refs pending

Generating potassium abundance variations in the Solar Nebula

Alexander Hubbard

arxiv:1604.07727 v1 · 2016-04-26 · 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{HW42DLLG357YFKPARFEOVYSQJT}

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	2026-05-18T01:13:47.511662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3db9a1ad66df7f82a9e08948eae2504cf5651f2329730630b3d3d3152440115a

Aliases

arxiv: 1604.07727 · arxiv_version: 1604.07727v1 · doi: 10.48550/arxiv.1604.07727 · pith_short_12: HW42DLLG357Y · pith_short_16: HW42DLLG357YFKPA · pith_short_8: HW42DLLG

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/HW42DLLG357YFKPARFEOVYSQJT \
  | 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: 3db9a1ad66df7f82a9e08948eae2504cf5651f2329730630b3d3d3152440115a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48d0ec13c567f65fac24e6df75c3b8abca1cd4bb8519209b4b2d50eef036c3b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-04-26T15:58:54Z",
    "title_canon_sha256": "555159fd414c3b56eab972836a884bc18f0df591420cc82166145ccb91b57fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07727",
    "kind": "arxiv",
    "version": 1
  }
}