Pith Number

pith:P7IWLKJ5

pith:2013:P7IWLKJ5A2JY3MXZ7NQ4IVUIAR

not attested not anchored not stored refs pending

Uncovering the deeply embedded AGN activity in the nuclear regions of the interacting galaxy Arp299

A. Alonso-Herrero, A. Asensio Ramos, C. Alvarez, C. M. Telesco, C. Packham, C. Ramos Almeida, E. Perlman, I. Aretxaga, J. M. Rodriguez Espinosa, L. Colina, M. Pereira-Santaella, N. A. Levenson, O. Gonzalez-Martin, P. Esquej, P. F. Roche, R. E. Mason, T. Diaz-Santos

arxiv:1311.3446 v1 · 2013-11-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7IWLKJ5A2JY3MXZ7NQ4IVUIAR}

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	2026-05-18T01:46:31.111707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fd165a93d06938db2f9fb61c4568804679d67c0ab761148a65397abb68ed20d

Aliases

arxiv: 1311.3446 · arxiv_version: 1311.3446v1 · doi: 10.48550/arxiv.1311.3446 · pith_short_12: P7IWLKJ5A2JY · pith_short_16: P7IWLKJ5A2JY3MXZ · pith_short_8: P7IWLKJ5

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/P7IWLKJ5A2JY3MXZ7NQ4IVUIAR \
  | 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: 7fd165a93d06938db2f9fb61c4568804679d67c0ab761148a65397abb68ed20d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb0188ce9dad2903ebe26181aea634d0e0cdc4b8594c571b9d5134313ff2da66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-14T10:31:58Z",
    "title_canon_sha256": "2cb8ef507693494d5334e2781248426464782c847a62e7e0cc15640112be605d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3446",
    "kind": "arxiv",
    "version": 1
  }
}