Pith Number

pith:NNHAEAIR

pith:2018:NNHAEAIRPGTESMPB5NFB4MMVRK

not attested not anchored not stored refs pending

Reevaluating Old Stellar Populations

E R Stanway (Warwick, J J Eldridge (Auckland, NZ), UK)

arxiv:1805.08784 v1 · 2018-05-22 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNHAEAIRPGTESMPB5NFB4MMVRK}

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.

Cited by

2 papers in Pith

The Lumina Project: CMB Optical Depth Fluctuations from Patchy Reionization

Introducing the Lumina project: large-volume radiation-hydrodynamic simulations of the epochs of hydrogen and helium reionization

Receipt and verification

First computed	2026-05-18T00:14:07.263905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b4e02011179a64931e1eb4a1e31958ab2c5b9f55ecd375b3cab73234ef0846b

Aliases

arxiv: 1805.08784 · arxiv_version: 1805.08784v1 · doi: 10.48550/arxiv.1805.08784 · pith_short_12: NNHAEAIRPGTE · pith_short_16: NNHAEAIRPGTESMPB · pith_short_8: NNHAEAIR

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/NNHAEAIRPGTESMPB5NFB4MMVRK \
  | 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: 6b4e02011179a64931e1eb4a1e31958ab2c5b9f55ecd375b3cab73234ef0846b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67308a24145d684a496d4a4b946c04b8324d003d548753ed73c3efad30478c5d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-22T18:00:01Z",
    "title_canon_sha256": "85cfdb9f4fe4cff3487f5589835bd6b0328f54191da108b234cc52e09ac04805"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08784",
    "kind": "arxiv",
    "version": 1
  }
}