Pith Number

pith:RFFH2BB4

pith:2013:RFFH2BB4BYBR6FHS3ALNHW6HAI

not attested not anchored not stored refs pending

An estimation of local bulk flow with the maximum-likelihood method

Jun Pan, Yin-Zhe Ma

arxiv:1311.6888 v1 · 2013-11-27 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFFH2BB4BYBR6FHS3ALNHW6HAI}

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	2026-05-18T01:46:05.827466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

894a7d043c0e031f14f2d816d3dbc702232f49e581132111609eb3d0fd2b101c

Aliases

arxiv: 1311.6888 · arxiv_version: 1311.6888v1 · doi: 10.48550/arxiv.1311.6888 · pith_short_12: RFFH2BB4BYBR · pith_short_16: RFFH2BB4BYBR6FHS · pith_short_8: RFFH2BB4

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/RFFH2BB4BYBR6FHS3ALNHW6HAI \
  | 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: 894a7d043c0e031f14f2d816d3dbc702232f49e581132111609eb3d0fd2b101c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e9100c2ceb85e03da69590a3af51ab1ac1ade5ad5accbe14cc3324098c59c4c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-27T07:42:22Z",
    "title_canon_sha256": "317153fded05cf2e37b2f4a569a77baeb746333d01850424b4cc5a23e9632df3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6888",
    "kind": "arxiv",
    "version": 1
  }
}