Pith Number

pith:DK4ZZK4J

pith:2016:DK4ZZK4JCS3GCIYZSTLRWFNON2

not attested not anchored not stored refs pending

Lithium Inventory of 2 $M_\odot$ Red Clump Stars in Open Clusters: A Test of the Helium Flash Mechanism

Joleen K. Carlberg, Katia Cunha, Verne V. Smith

arxiv:1608.01678 v1 · 2016-08-04 · astro-ph.SR · 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{DK4ZZK4JCS3GCIYZSTLRWFNON2}

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	2026-05-18T01:08:08.324421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ab99cab8914b661231994d71b15ae6e8b901a881d8ab90445eff3b9a685b501

Aliases

arxiv: 1608.01678 · arxiv_version: 1608.01678v1 · doi: 10.48550/arxiv.1608.01678 · pith_short_12: DK4ZZK4JCS3G · pith_short_16: DK4ZZK4JCS3GCIYZ · pith_short_8: DK4ZZK4J

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/DK4ZZK4JCS3GCIYZSTLRWFNON2 \
  | 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: 1ab99cab8914b661231994d71b15ae6e8b901a881d8ab90445eff3b9a685b501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d556cba09d50872c7d2dbaa08fb6d60f5f8ef7d658b149c2abeaaffe41a8cad9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-08-04T20:00:05Z",
    "title_canon_sha256": "4caaf1c5ece15d2da062f767ffb7032a695b7f20ce92bdac91c9568914e5daf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01678",
    "kind": "arxiv",
    "version": 1
  }
}