Pith Number

pith:I6BN6R6G

pith:2015:I6BN6R6GYY3ZL5N4KHSW6U5JD4

not attested not anchored not stored refs pending

The MAGNUM survey: Positive feedback in the nuclear region of NGC 5643 suggested by MUSE

A. Capetti, A. Gallazzi, A. Marconi, B. Balmaverde, C. Cicone, C. Feruglio, E. Oliva, E. Sani, F. Mannucci, G. Cresci, G. Risaliti, G. Venturi, J. Bland-Hawthorn, M. Brusa, M. Salvato, P. Tozzi, R. Maiolino, S. Carniani, S. Zibetti, T. Nagao, T. Urrutia

arxiv:1508.04464 v1 · 2015-08-18 · 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{I6BN6R6GYY3ZL5N4KHSW6U5JD4}

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	2026-05-18T01:30:23.282466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4782df47c6c63795f5bc51e56f53a91f22a95c38ab5c6e20ce97c0d3425e4bf2

Aliases

arxiv: 1508.04464 · arxiv_version: 1508.04464v1 · doi: 10.48550/arxiv.1508.04464 · pith_short_12: I6BN6R6GYY3Z · pith_short_16: I6BN6R6GYY3ZL5N4 · pith_short_8: I6BN6R6G

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/I6BN6R6GYY3ZL5N4KHSW6U5JD4 \
  | 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: 4782df47c6c63795f5bc51e56f53a91f22a95c38ab5c6e20ce97c0d3425e4bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf9ea45e1f7811e998c92e79751052eff46cd0964277775febb013be56fdde0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-18T21:41:50Z",
    "title_canon_sha256": "9003fcfeb3954f4eb44eb4e0450b23d8e4a74f11075cd700943ab27df03b5cfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04464",
    "kind": "arxiv",
    "version": 1
  }
}