Pith Number

pith:Z4NCFXW3

pith:2014:Z4NCFXW3TNTGIPMHXRWNX2ROGL

not attested not anchored not stored refs pending

The coolest 'stars' are free-floating planets

A. Bayo, M. Bonnefoy, S. Wolf, V. Joergens, Y. Liu

arxiv:1407.7864 v1 · 2014-07-29 · astro-ph.SR

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

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	2026-05-18T02:46:14.304732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf1a22dedb9b66643d87bc6cdbea2e32d8226511f1f03afcd3dc0297b2cba2bf

Aliases

arxiv: 1407.7864 · arxiv_version: 1407.7864v1 · doi: 10.48550/arxiv.1407.7864 · pith_short_12: Z4NCFXW3TNTG · pith_short_16: Z4NCFXW3TNTGIPMH · pith_short_8: Z4NCFXW3

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/Z4NCFXW3TNTGIPMHXRWNX2ROGL \
  | 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: cf1a22dedb9b66643d87bc6cdbea2e32d8226511f1f03afcd3dc0297b2cba2bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2379795963fd0061bc73e4b3d0174d9f2140819b56b8f32395e727291a557acb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-29T20:00:26Z",
    "title_canon_sha256": "0959ebee615c65eac4910c7538ac220e5b845862037adde3a53db50ec042ce7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7864",
    "kind": "arxiv",
    "version": 1
  }
}