Pith Number

pith:EVV2L47N

pith:2015:EVV2L47NCY2JNWAVLPDGLP4NXL

not attested not anchored not stored refs pending

Creating a high-resolution picture of Cygnus with the Cherenkov Telescope Array

Amanda Weinstein, Ester Aliu, Jerome Rodriguez, Joachim Hahn, Luigi Tibaldo (for the CTA Consortium), Michael Dyrda, Pratik Majumdar, Sabrina Casanova, Tristano Di Girolamo

arxiv:1509.02189 v1 · 2015-09-07 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EVV2L47NCY2JNWAVLPDGLP4NXL}

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	2026-07-04T23:55:02.057203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

256ba5f3ed163496d8155bc665bf8dbadac44023dc0cd6aafe2a939c9f525b4b

Aliases

arxiv: 1509.02189 · arxiv_version: 1509.02189v1 · doi: 10.48550/arxiv.1509.02189 · pith_short_12: EVV2L47NCY2J · pith_short_16: EVV2L47NCY2JNWAV · pith_short_8: EVV2L47N

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/EVV2L47NCY2JNWAVLPDGLP4NXL \
  | 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: 256ba5f3ed163496d8155bc665bf8dbadac44023dc0cd6aafe2a939c9f525b4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "facf4b97246eb66a22889a402d6e4f01336c3473d7cebe6c6101a0d8dc220f57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-09-07T20:59:36Z",
    "title_canon_sha256": "79f0def612f6e395621236d273113b6af0db5773701293dd5228c27d4f38891d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02189",
    "kind": "arxiv",
    "version": 1
  }
}