Pith Number

pith:4QQGCM5Z

pith:2007:4QQGCM5ZI2C2AUJGSJNNRWFIBB

not attested not anchored not stored refs pending

Molecular opacities for low-mass metal-poor AGB stars undergoing the Third Dredge Up

B. Aringer, M.T. Lederer, O. Straniero, S. Cristallo

arxiv:0706.2100 v1 · 2007-06-14 · astro-ph

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	2026-05-18T04:29:33.903576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4206133b94685a05126925ad8d8a808690656bf1fa9c2c392eb87b0a4a90d5c

Aliases

arxiv: 0706.2100 · arxiv_version: 0706.2100v1 · doi: 10.48550/arxiv.0706.2100 · pith_short_12: 4QQGCM5ZI2C2 · pith_short_16: 4QQGCM5ZI2C2AUJG · pith_short_8: 4QQGCM5Z

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/4QQGCM5ZI2C2AUJGSJNNRWFIBB \
  | 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: e4206133b94685a05126925ad8d8a808690656bf1fa9c2c392eb87b0a4a90d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d79292bf9e5e57d0edc22d6b2e088043536781301e3071e5fffb4f4b76b1877",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-14T11:55:19Z",
    "title_canon_sha256": "b7238c7ec21b5c3fa4506d9165936603e337fefbd8700ace211015b0b6f532fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.2100",
    "kind": "arxiv",
    "version": 1
  }
}