Pith Number

pith:L52BPGNN

pith:2017:L52BPGNNSV32ULUUYOC3ZKLDMU

not attested not anchored not stored refs pending

A Second Chromatic Timing Event of Interstellar Origin toward PSR J1713+0747

C. Ng, D. J. Nice, D. R. Lorimer, D. R. Madison, D. R. Stinebring, E. C. Ferrara, E. Fonseca, G. Grillo, H. Blumer, H. T. Cromartie, I. H. Stairs, J. A. Ellis, J. E. Turner, J. K. Swiggum, J. M. Cordes, J. S. Hazboun, K. Stovall, M. A. McLaughlin, M. E. DeCesar, M. L. Jones, M. T. Lam, N. Garver-Daniels, P. A. Gentile, P. B. Demorest, P. R. Brook, R. D. Ferdman, R. S. Lynch, R. Spiewak, S. Chatterjee, S. J. Vigeland, S. M. Ransom, T. Dolch, T. J. W. Lazio, T. T. Pennucci, V. Gupta, W. W. Zhu, Z. Arzoumanian

arxiv:1712.03651 v2 · 2017-12-11 · 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{L52BPGNNSV32ULUUYOC3ZKLDMU}

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	2026-05-18T00:10:54.767977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f741799ad9577aa2e94c385bca96365186b1a1c2abfc573e48a6d17cd9da133

Aliases

arxiv: 1712.03651 · arxiv_version: 1712.03651v2 · doi: 10.48550/arxiv.1712.03651 · pith_short_12: L52BPGNNSV32 · pith_short_16: L52BPGNNSV32ULUU · pith_short_8: L52BPGNN

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/L52BPGNNSV32ULUUYOC3ZKLDMU \
  | 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: 5f741799ad9577aa2e94c385bca96365186b1a1c2abfc573e48a6d17cd9da133

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8034b9019137fef7ecb083de0669ed818e8ffc883f741d0a7c9482979bc414f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-11T06:07:43Z",
    "title_canon_sha256": "8faf5c95afa8946142b0c707aa1711bdc04b4f269093539da458936960966272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03651",
    "kind": "arxiv",
    "version": 2
  }
}