Pith Number

pith:C7KXPGGY

pith:2015:C7KXPGGYKHTV32TB4FQPWCJMLB

not attested not anchored not stored refs pending

Sub-arcsec mid-IR observations of NGC 1614: Nuclear star-formation or an intrinsically X-ray weak AGN?

A. Alberdi, A. Alonso-Herrero, A. Usero, C. Ramos Almeida, L. Colina, M. A. P\'erez-Torres, M. Imanishi, M. Pereira-Santaella, N. A. Levenson, O. Gonzalez-Martin, R. Herrero-Illana, S. Garc\'ia-Burillo, T. D\'iaz-Santos

arxiv:1509.07765 v1 · 2015-09-25 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7KXPGGYKHTV32TB4FQPWCJMLB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:28:45.632459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17d57798d851e75dea61e160fb092c5850389ace3c840121c36b553a020e76f7

Aliases

arxiv: 1509.07765 · arxiv_version: 1509.07765v1 · doi: 10.48550/arxiv.1509.07765 · pith_short_12: C7KXPGGYKHTV · pith_short_16: C7KXPGGYKHTV32TB · pith_short_8: C7KXPGGY

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/C7KXPGGYKHTV32TB4FQPWCJMLB \
  | 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: 17d57798d851e75dea61e160fb092c5850389ace3c840121c36b553a020e76f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49186c3578d3a47c8c6311079dc7a43bb0471fd6ddbc551e4998c5b61ee98f71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-25T15:50:14Z",
    "title_canon_sha256": "28c8918bc5217f50192fc5a5740aebd387468121755c7dcbb4f920da1d2cd1ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07765",
    "kind": "arxiv",
    "version": 1
  }
}