Pith Number

pith:HTL3PX27

pith:2013:HTL3PX27D4JAOMQGFMY5YKNS5G

not attested not anchored not stored refs pending

CEMP-s and CEMP-s/r stars: last update

F. Kaeppeler, M. Wiescher, O. Straniero, R. Gallino, S. Bisterzo, S. Cristallo

arxiv:1311.5386 v1 · 2013-11-21 · 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	2026-05-18T01:46:11.681403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cd7b7df5f1f120732062b31dc29b2e9bc22e719894f3d803329615ab59748a2

Aliases

arxiv: 1311.5386 · arxiv_version: 1311.5386v1 · doi: 10.48550/arxiv.1311.5386 · pith_short_12: HTL3PX27D4JA · pith_short_16: HTL3PX27D4JAOMQG · pith_short_8: HTL3PX27

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/HTL3PX27D4JAOMQGFMY5YKNS5G \
  | 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: 3cd7b7df5f1f120732062b31dc29b2e9bc22e719894f3d803329615ab59748a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbe3953a6ee812fcaaecec55538873b1f40bc14eeff136f17e153b3ce92072c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-11-21T12:50:31Z",
    "title_canon_sha256": "49927c7080f4019213cf7e241aa1677b9b3fb01989228bb7fbbe65711b3b1d68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5386",
    "kind": "arxiv",
    "version": 1
  }
}