Pith Number

pith:VA674K3X

pith:2013:VA674K3XIJSJFL6ABM6JPQPLZ7

not attested not anchored not stored refs pending

Dynamical evolution of star forming regions

2. University of Hertfordshire, 3. University of Sheffield, Michael R. Meyer (1) (1. ETH Zurich, Nicholas J. Wright (2), Richard J. Parker (1), Simon P. Goodwin (3), Switzerland, UK, UK)

arxiv:1311.3639 v1 · 2013-11-14 · 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{VA674K3XIJSJFL6ABM6JPQPLZ7}

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	2026-05-18T01:46:30.848413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a83dfe2b77426492afc00b3c97c1ebcfff82155a78349eb4fc95d8fdf046b596

Aliases

arxiv: 1311.3639 · arxiv_version: 1311.3639v1 · doi: 10.48550/arxiv.1311.3639 · pith_short_12: VA674K3XIJSJ · pith_short_16: VA674K3XIJSJFL6A · pith_short_8: VA674K3X

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/VA674K3XIJSJFL6ABM6JPQPLZ7 \
  | 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: a83dfe2b77426492afc00b3c97c1ebcfff82155a78349eb4fc95d8fdf046b596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "247e915e854c3f5286e7c4b1f8623deab021eb67e8a7bcce62dfb67736553330",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-14T20:00:00Z",
    "title_canon_sha256": "9b967b34df5a58c5a7ec7f264785dafc6ea9186acea3fda88fdb7cb22429fab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3639",
    "kind": "arxiv",
    "version": 1
  }
}