Pith Number

pith:XHM7U5HN

pith:2017:XHM7U5HNTB6K2HMKCRRBVEFELK

not attested not anchored not stored refs pending

The dynamical matter density in the solar neighbourhood inferred from Gaia DR1

Axel Widmark, Giacomo Monari

arxiv:1711.07504 v2 · 2017-11-20 · 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{XHM7U5HNTB6K2HMKCRRBVEFELK}

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.

Cited by

1 paper in Pith

Dark Matter

Receipt and verification

First computed	2026-07-05T00:16:18.020972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9d9fa74ed987cad1d8a14621a90a45a88d29b0bc1014ea1b205f6b49886ff3b

Aliases

arxiv: 1711.07504 · arxiv_version: 1711.07504v2 · doi: 10.48550/arxiv.1711.07504 · pith_short_12: XHM7U5HNTB6K · pith_short_16: XHM7U5HNTB6K2HMK · pith_short_8: XHM7U5HN

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/XHM7U5HNTB6K2HMKCRRBVEFELK \
  | 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: b9d9fa74ed987cad1d8a14621a90a45a88d29b0bc1014ea1b205f6b49886ff3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3db31d9211a39fa45a271cb40a99844869997067dabfd364c10e32a2de5a5fd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-11-20T19:07:28Z",
    "title_canon_sha256": "b7219025ef8d756c40bafde0dce2a5e4d2566f8edf91be1d4f83f0e6ff183b66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07504",
    "kind": "arxiv",
    "version": 2
  }
}