Pith Number

pith:7QUJOV7O

pith:2019:7QUJOV7ON3WUO4Q2ESGW3S4I5P

not attested not anchored not stored refs pending

Local Hole revisited: evidence for bulk motions and self-consistent outflow

((1) CEA, (2) UCL, Durham University, J. Whitbourn (1), L.M. Hogarth (2), N. Metcalfe (1), T. Shanks (1), UK, UK)

arxiv:1909.01878 v3 · 2019-09-04 · 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{7QUJOV7ON3WUO4Q2ESGW3S4I5P}

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	2026-07-05T00:13:55.125028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc289757ee6eed47721a248d6dcb88ebe7a07b0b68d4bacf3d7d3b43d21bf0ef

Aliases

arxiv: 1909.01878 · arxiv_version: 1909.01878v3 · doi: 10.48550/arxiv.1909.01878 · pith_short_12: 7QUJOV7ON3WU · pith_short_16: 7QUJOV7ON3WUO4Q2 · pith_short_8: 7QUJOV7O

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/7QUJOV7ON3WUO4Q2ESGW3S4I5P \
  | 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: fc289757ee6eed47721a248d6dcb88ebe7a07b0b68d4bacf3d7d3b43d21bf0ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aff36329539a9896807f200270487e1a7d2d7f242ab5f64985a80e9e130eabab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-09-04T15:23:56Z",
    "title_canon_sha256": "8a4c71c19241cf35ef65b61e32cc2182c980f2b621b6ed90d70d23ff43635530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01878",
    "kind": "arxiv",
    "version": 3
  }
}