Pith Number

pith:WEHTY4TO

pith:2016:WEHTY4TOBF76EWPSDJX2BP5LXP

not attested not anchored not stored refs pending

Cosmic phylogeny: reconstructing the chemical history of the solar neighbourhood with an evolutionary tree

Jaume Bertranpetit, Paula Jofre, Payel Das, Robert Foley

arxiv:1611.02575 v2 · 2016-11-08 · astro-ph.GA · 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{WEHTY4TOBF76EWPSDJX2BP5LXP}

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	2026-05-18T00:48:16.383338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b10f3c726e097fe259f21a6fa0bfabbbdaa9b1e209804765d98f652cb1f689a9

Aliases

arxiv: 1611.02575 · arxiv_version: 1611.02575v2 · doi: 10.48550/arxiv.1611.02575 · pith_short_12: WEHTY4TOBF76 · pith_short_16: WEHTY4TOBF76EWPS · pith_short_8: WEHTY4TO

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/WEHTY4TOBF76EWPSDJX2BP5LXP \
  | 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: b10f3c726e097fe259f21a6fa0bfabbbdaa9b1e209804765d98f652cb1f689a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f603efee337feff89b1060cf4e51a40d419bbe124aa947b19e2cf2a754620818",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-08T15:59:27Z",
    "title_canon_sha256": "26be67778a3d12d4500d0819862b97fb72b81c85c1c99cf92de81ed4527fe238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02575",
    "kind": "arxiv",
    "version": 2
  }
}