Pith Number

pith:QJ47TQI2

pith:2013:QJ47TQI2BSQ2KNBIY7W64UQI3H

not attested not anchored not stored refs pending

The Return of the Proplyds - Understanding the Dynamics of Ionization Triggered Stars

Andreas Burkert, Matthias Gritschneder

arxiv:1310.5699 v1 · 2013-10-21 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJ47TQI2BSQ2KNBIY7W64UQI3H}

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	2026-05-18T01:46:56.724652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8279f9c11a0ca1a53428c7edee5208d9c6ac05bd949e008cc6b199e099200342

Aliases

arxiv: 1310.5699 · arxiv_version: 1310.5699v1 · doi: 10.48550/arxiv.1310.5699 · pith_short_12: QJ47TQI2BSQ2 · pith_short_16: QJ47TQI2BSQ2KNBI · pith_short_8: QJ47TQI2

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/QJ47TQI2BSQ2KNBIY7W64UQI3H \
  | 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: 8279f9c11a0ca1a53428c7edee5208d9c6ac05bd949e008cc6b199e099200342

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8b380b1285aa598d1509fcad427ac2fb276a25bf12e335e5404ae4654475f83",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-21T20:00:00Z",
    "title_canon_sha256": "0766c1ceb18a65fc463bde73fb2e56d4b7c8bc92e2ebe28e8d4d13771c3bba88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5699",
    "kind": "arxiv",
    "version": 1
  }
}