Pith Number

pith:2SOC5NJK

pith:2015:2SOC5NJKKVIHATJEV5MECGUGFE

not attested not anchored not stored refs pending

The composition of the protosolar disk and the formation conditions for comets

C. Alexander, C. Ceccarelli, C. Tornow, E. Gibb, E. Pauzat, E. S. Wirstrom, E Zicler, K. Willacy, M. Ali-Dib, M. Doronin, O. Mousis, P. Gast, S. B. Charnley, S. N. Milam, Y. Ellinger

arxiv:1507.02328 v1 · 2015-07-08 · 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{2SOC5NJKKVIHATJEV5MECGUGFE}

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	2026-05-18T01:37:06.984606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d49c2eb52a5550704d24af58411a86291025a203c2201cf785789f039125079b

Aliases

arxiv: 1507.02328 · arxiv_version: 1507.02328v1 · doi: 10.48550/arxiv.1507.02328 · pith_short_12: 2SOC5NJKKVIH · pith_short_16: 2SOC5NJKKVIHATJE · pith_short_8: 2SOC5NJK

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/2SOC5NJKKVIHATJEV5MECGUGFE \
  | 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: d49c2eb52a5550704d24af58411a86291025a203c2201cf785789f039125079b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7803a055ff82e661ce9c3776ea54fc58bff67faf066b6dfd6143980c6583a28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-07-08T22:33:39Z",
    "title_canon_sha256": "a45633541bb803ec9ad3b589fb06d41e7a41a19969813963ae89819c1bd55a69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02328",
    "kind": "arxiv",
    "version": 1
  }
}