Pith Number

pith:5XECYPEA

pith:2019:5XECYPEAKIV4IOIO2UYWQL67G2

not attested not anchored not stored refs pending

Stellar encounters with giant molecular clouds

Giorgi Kokaia, Melvyn B. Davies

arxiv:1903.08026 v2 · 2019-03-19 · astro-ph.GA · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5XECYPEAKIV4IOIO2UYWQL67G2}

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	2026-05-17T23:48:29.751917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edc82c3c80522bc4390ed531682fdf36ba59f01ed2ae7354ca338322d1009820

Aliases

arxiv: 1903.08026 · arxiv_version: 1903.08026v2 · doi: 10.48550/arxiv.1903.08026 · pith_short_12: 5XECYPEAKIV4 · pith_short_16: 5XECYPEAKIV4IOIO · pith_short_8: 5XECYPEA

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/5XECYPEAKIV4IOIO2UYWQL67G2 \
  | 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: edc82c3c80522bc4390ed531682fdf36ba59f01ed2ae7354ca338322d1009820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad1d46c3d79dbae0f3bb6e521e98737812edfaff8672feff1431dc1259b035a6",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-19T14:46:43Z",
    "title_canon_sha256": "5520be3a7978e2c76a98fcd1a0b814c3edf232a777415cc4234f06d2d5510d4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08026",
    "kind": "arxiv",
    "version": 2
  }
}