Pith Number

pith:EYMF57HU

pith:1998:EYMF57HU3JJTMKTBVRHKVTOSNQ

not attested not anchored not stored refs pending

The effective electron mass in core-collapse supernovae

Stephen J. Hardy

arxiv:astro-ph/9811466 v1 · 1998-11-30 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYMF57HU3JJTMKTBVRHKVTOSNQ}

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	2026-05-18T04:21:39.958720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26185efcf4da53362a61ac4eaacdd26c36b311ff150c6cfdf330ef46b516e40e

Aliases

arxiv: astro-ph/9811466 · arxiv_version: astro-ph/9811466v1 · doi: 10.48550/arxiv.astro-ph/9811466 · pith_short_12: EYMF57HU3JJT · pith_short_16: EYMF57HU3JJTMKTB · pith_short_8: EYMF57HU

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/EYMF57HU3JJTMKTBVRHKVTOSNQ \
  | 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: 26185efcf4da53362a61ac4eaacdd26c36b311ff150c6cfdf330ef46b516e40e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d3facc4f4d19e8188768181e530560f5beff0616c789962ceb3ba0de31efd59",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-11-30T15:27:38Z",
    "title_canon_sha256": "8e68d09a4ebc1ca69760fdb1624932af16f39e1bd6ad4f8436215a0b9d63e76a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9811466",
    "kind": "arxiv",
    "version": 1
  }
}