Pith Number

pith:DJV62G3P

pith:2012:DJV62G3PDDQ2XW7D4HQRWWCEBC

not attested not anchored not stored refs pending

Observations of transients and pulsars with LOFAR international stations

Aris Karastergiou, Chris Williams, LOFAR Pulsar Working Group, Maciej Serylak, Wes Armour

arxiv:1207.0354 v1 · 2012-07-02 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJV62G3PDDQ2XW7D4HQRWWCEBC}

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	2026-05-18T03:51:59.533274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a6bed1b6f18e1abdbe3e1e11b584408873c9e11b424a7366426a6d38e49c77e

Aliases

arxiv: 1207.0354 · arxiv_version: 1207.0354v1 · doi: 10.48550/arxiv.1207.0354 · pith_short_12: DJV62G3PDDQ2 · pith_short_16: DJV62G3PDDQ2XW7D · pith_short_8: DJV62G3P

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/DJV62G3PDDQ2XW7D4HQRWWCEBC \
  | 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: 1a6bed1b6f18e1abdbe3e1e11b584408873c9e11b424a7366426a6d38e49c77e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a2d88d4ae4274798ec70a01c6e897ff79a50eb432df00edea9cdfe8b84e130b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-07-02T12:06:59Z",
    "title_canon_sha256": "da223253f51792a4551386b580c83f239c7ae830423f5c7e118418ce071d6708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0354",
    "kind": "arxiv",
    "version": 1
  }
}