Pith Number

pith:EJ6YC6KY

pith:2017:EJ6YC6KYLA2LJR4LSSTD4BLKDL

not attested not anchored not stored refs pending

The MUSE view of He 2-10: no AGN ionization but a sparkling starburst

Eduardo Telles, Giorgio Lanzuisi, Giovanni Cresci, Kelsey Johnson, Leonardo Vanzi, Marcella Brusa, Marc Sauvage, Matilde Mingozzi

arxiv:1704.08367 v1 · 2017-04-26 · 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{EJ6YC6KYLA2LJR4LSSTD4BLKDL}

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	2026-05-18T00:37:33.875001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

227d8179585834b4c78b94a63e056a1acb25c2c4ec9d0086bfe5445a993ffe96

Aliases

arxiv: 1704.08367 · arxiv_version: 1704.08367v1 · doi: 10.48550/arxiv.1704.08367 · pith_short_12: EJ6YC6KYLA2L · pith_short_16: EJ6YC6KYLA2LJR4L · pith_short_8: EJ6YC6KY

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/EJ6YC6KYLA2LJR4LSSTD4BLKDL \
  | 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: 227d8179585834b4c78b94a63e056a1acb25c2c4ec9d0086bfe5445a993ffe96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4ccf0650439fad4ab258ca36ecf342eca64dc97fb6fe268103faf2ee85618bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-26T22:27:40Z",
    "title_canon_sha256": "de4f73f3422d2034c1b9dbc2b9f3af05af31011dcbc902bb68c86e49fe403472"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08367",
    "kind": "arxiv",
    "version": 1
  }
}