Pith Number

pith:44EIAC3P

pith:2015:44EIAC3PU5FO6HLKK2DMNMKVOT

not attested not anchored not stored refs pending

Red Supergiant Stars as Cosmic Abundance Probes: KMOS Observations in NGC 6822

A. M. N. Ferguson, B. Davies, B. Plez, C. J. Evans, J. Z. Gazak, L. R. Patrick, M. Bergemann, R-P. Kudritzki

arxiv:1501.07601 v1 · 2015-01-29 · 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{44EIAC3PU5FO6HLKK2DMNMKVOT}

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	2026-05-18T01:41:05.821720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e708800b6fa74aef1d6a5686c6b15574cc4fd9f95909d6bfe8b611e4476dce9b

Aliases

arxiv: 1501.07601 · arxiv_version: 1501.07601v1 · doi: 10.48550/arxiv.1501.07601 · pith_short_12: 44EIAC3PU5FO · pith_short_16: 44EIAC3PU5FO6HLK · pith_short_8: 44EIAC3P

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/44EIAC3PU5FO6HLKK2DMNMKVOT \
  | 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: e708800b6fa74aef1d6a5686c6b15574cc4fd9f95909d6bfe8b611e4476dce9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78fbafb18ce93ee7ca5e366ae6d84c110f13667ed7bca8d329fcd6fbdca9a7e6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-29T21:00:09Z",
    "title_canon_sha256": "37598c7bb6458d1051bd8b360b3489439c00dd48668ab56db40c5d30bc9b1957"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07601",
    "kind": "arxiv",
    "version": 1
  }
}