Pith Number

pith:3ZFG3E7S

pith:2022:3ZFG3E7SR4XYT3HRS3HS54SNYC

not attested not anchored not stored refs pending

Self-Consistent Grain Depletions and Abundances II: Effects on strong-line diagnostics of extragalactic H II regions

Chamani M. Gunasekera, Gary Ferland, Marios Chatzikos, Renbin Yan, Xihan Ji

arxiv:2205.13023 v2 · 2022-05-25 · 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{3ZFG3E7SR4XYT3HRS3HS54SNYC}

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	2026-07-05T05:55:09.027242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de4a6d93f28f2f89ecf196cf2ef24dc0be44bffcff2cdcf8a433090ebed4dfa4

Aliases

arxiv: 2205.13023 · arxiv_version: 2205.13023v2 · doi: 10.48550/arxiv.2205.13023 · pith_short_12: 3ZFG3E7SR4XY · pith_short_16: 3ZFG3E7SR4XYT3HR · pith_short_8: 3ZFG3E7S

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/3ZFG3E7SR4XYT3HRS3HS54SNYC \
  | 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: de4a6d93f28f2f89ecf196cf2ef24dc0be44bffcff2cdcf8a433090ebed4dfa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a645a2217d04e05f2b0404dde0e45a610b2e8fb02f7c7cfc28f8552e1067dcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-05-25T19:22:16Z",
    "title_canon_sha256": "cb1be70efe33a9e261b6591c4863de96c92eaf9d82094f8527dc0cd889881568"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.13023",
    "kind": "arxiv",
    "version": 2
  }
}