Pith Number

pith:4PQQYVJL

pith:2015:4PQQYVJLGWSI7KGVSSZTJTFCK3

not attested not anchored not stored refs pending

Fossilized condensation lines in the Solar System protoplanetary disk

A. Crida, A. Johansen, A. Morbidelli, B. Bitsch, E. Lega, M. Gounelle, M. Lambrechts, S. Jacobson, T. Guillot

arxiv:1511.06556 v1 · 2015-11-20 · 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{4PQQYVJLGWSI7KGVSSZTJTFCK3}

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	2026-05-18T01:20:41.604164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3e10c552b35a48fa8d594b334cca256cbc7f4ae1edcd2162718ea239f87eed9

Aliases

arxiv: 1511.06556 · arxiv_version: 1511.06556v1 · doi: 10.48550/arxiv.1511.06556 · pith_short_12: 4PQQYVJLGWSI · pith_short_16: 4PQQYVJLGWSI7KGV · pith_short_8: 4PQQYVJL

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/4PQQYVJLGWSI7KGVSSZTJTFCK3 \
  | 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: e3e10c552b35a48fa8d594b334cca256cbc7f4ae1edcd2162718ea239f87eed9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcb8ccb991ef3112f28bb1a4cfbb5e321ada1efc8ab73149a09ae2be5ae65962",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-20T10:53:49Z",
    "title_canon_sha256": "3ed24cf22936cb1584611e152946616f04a91ed01e058866f736352a3a8afd99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06556",
    "kind": "arxiv",
    "version": 1
  }
}