Pith Number

pith:AKEHF7FC

pith:2011:AKEHF7FCXRZK6QNWGS3NT7HAOP

not attested not anchored not stored refs pending

Evolution of the main observables in core-collapse supernova events: a radiation-hydrodynamical modelling

L. Zampieri, M.L. Pumo

arxiv:1109.1770 v1 · 2011-09-08 · 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{AKEHF7FCXRZK6QNWGS3NT7HAOP}

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	2026-05-18T04:13:48.078682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

028872fca2bc72af41b634b6d9fce073f7562d11f73e3631d9a92a2a260301d9

Aliases

arxiv: 1109.1770 · arxiv_version: 1109.1770v1 · doi: 10.48550/arxiv.1109.1770 · pith_short_12: AKEHF7FCXRZK · pith_short_16: AKEHF7FCXRZK6QNW · pith_short_8: AKEHF7FC

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/AKEHF7FCXRZK6QNWGS3NT7HAOP \
  | 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: 028872fca2bc72af41b634b6d9fce073f7562d11f73e3631d9a92a2a260301d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a394e13b8d33f65584095040f5f5497699d3834f6632eaea96c137431287ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-08T16:57:42Z",
    "title_canon_sha256": "3b26c239fbe19ac55e38ba680e07505b04f974f17186206414abbf229f21211c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1770",
    "kind": "arxiv",
    "version": 1
  }
}