Pith Number

pith:AQHUMDG4

pith:2018:AQHUMDG4WD345WG73B4R7UGQ7X

not attested not anchored not stored refs pending

The double helium-white dwarf channel for the formation of AM CVn binaries

C. Simon Jeffery, Jinzhong Liu, Philip D.Hall, Shaolan Bi, Xianfei Zhang

arxiv:1801.03196 v1 · 2018-01-10 · 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{AQHUMDG4WD345WG73B4R7UGQ7X}

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	2026-05-18T00:26:18.786994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

040f460cdcb0f7ced8dfd8791fd0d0fdc1737acc3b1e3482095fd15b5921b531

Aliases

arxiv: 1801.03196 · arxiv_version: 1801.03196v1 · doi: 10.48550/arxiv.1801.03196 · pith_short_12: AQHUMDG4WD34 · pith_short_16: AQHUMDG4WD345WG7 · pith_short_8: AQHUMDG4

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/AQHUMDG4WD345WG73B4R7UGQ7X \
  | 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: 040f460cdcb0f7ced8dfd8791fd0d0fdc1737acc3b1e3482095fd15b5921b531

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeb693b98086baa42d00c59d508190d016396d649fbbc1a9362b9767909e6a9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-10T00:27:44Z",
    "title_canon_sha256": "6c2b900cd2c70c73465c34015e40080f809406859e53316aa7026d5c25163122"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03196",
    "kind": "arxiv",
    "version": 1
  }
}