Pith Number

pith:ANJMR4W3

pith:2018:ANJMR4W3D7MVJXMXIZOSHMCVMU

not attested not anchored not stored refs pending

Storing magnetic fields in pre-collapse cores of massive stars

Efrat Sabach, Inbal Peres, Israel), Noam Soker (Technion

arxiv:1812.08518 v2 · 2018-12-20 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANJMR4W3D7MVJXMXIZOSHMCVMU}

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	2026-05-17T23:49:02.472604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0352c8f2db1fd954dd97465d23b0556532e8ca64c25ecb8b3c472683d50bd59c

Aliases

arxiv: 1812.08518 · arxiv_version: 1812.08518v2 · doi: 10.48550/arxiv.1812.08518 · pith_short_12: ANJMR4W3D7MV · pith_short_16: ANJMR4W3D7MVJXMX · pith_short_8: ANJMR4W3

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/ANJMR4W3D7MVJXMXIZOSHMCVMU \
  | 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: 0352c8f2db1fd954dd97465d23b0556532e8ca64c25ecb8b3c472683d50bd59c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08a5635318071278f15534305623a433f6397f557fc9289b9c6035a98bb3ebdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-12-20T12:30:59Z",
    "title_canon_sha256": "2a343ba7a3a012e4b225424d76c4ca2469105e8c2ab61bd2b32368f11e602053"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08518",
    "kind": "arxiv",
    "version": 2
  }
}