Pith Number

pith:H2ZK73FX

pith:2016:H2ZK73FXMJZ5YPZY22P6VUA4GA

not attested not anchored not stored refs pending

The NANOGrav Nine-Year Data Set: Excess Noise in Millisecond Pulsar Arrival Times

D. J. Nice, D. R. Madison, E. Fonseca, G. Jones, I. H. Stairs, J. A. Ellis, J. K. Swiggum, J. M. Cordes, K. Crowter, K. Stovall, L. Levin, M. A. McLaughlin, M. E. Gonzalez, M. L. Jones, M. T. Lam, P. B. Demorest, R. D. Ferdman, R. M. Shannon, S. Chatterjee, S. M. Ransom, T. Dolch, T. T. Pennucci, W. W. Zhu, X. Siemens, Z. Arzoumanian

arxiv:1610.01731 v2 · 2016-10-06 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H2ZK73FXMJZ5YPZY22P6VUA4GA}

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	2026-05-18T00:53:30.025277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eb2afecb76273dc3f38d69fead01c3017e57b2ebd476a78575c1443a7e6d7c3

Aliases

arxiv: 1610.01731 · arxiv_version: 1610.01731v2 · doi: 10.48550/arxiv.1610.01731 · pith_short_12: H2ZK73FXMJZ5 · pith_short_16: H2ZK73FXMJZ5YPZY · pith_short_8: H2ZK73FX

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/H2ZK73FXMJZ5YPZY22P6VUA4GA \
  | 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: 3eb2afecb76273dc3f38d69fead01c3017e57b2ebd476a78575c1443a7e6d7c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bc3f11400880e1a84976e4f53dc5af83541a8fc37c6e01aed0e015ec166b6cf",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-10-06T05:02:02Z",
    "title_canon_sha256": "7ea086cc7c1a728fc1e0c120ed3ee5b178045be8da77d216a6b6c9b5fb1c7e99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01731",
    "kind": "arxiv",
    "version": 2
  }
}