Pith Number

pith:I65JK7CY

pith:2018:I65JK7CYCSCRTNQYFMS74VFYRK

not attested not anchored not stored refs pending

Precision Pollution - The effects of enrichment yields and timing on galactic chemical evolution

Cecilia Scannapieco, Peter Creasey, Pierre-Antoine Poulhazan

arxiv:1808.00007 v1 · 2018-07-31 · 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{I65JK7CYCSCRTNQYFMS74VFYRK}

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	2026-05-18T00:08:05.775576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47ba957c58148519b6182b25fe54b88a943ac39afaa104fc72f184c7f7ac2c0a

Aliases

arxiv: 1808.00007 · arxiv_version: 1808.00007v1 · doi: 10.48550/arxiv.1808.00007 · pith_short_12: I65JK7CYCSCR · pith_short_16: I65JK7CYCSCRTNQY · pith_short_8: I65JK7CY

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/I65JK7CYCSCRTNQYFMS74VFYRK \
  | 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: 47ba957c58148519b6182b25fe54b88a943ac39afaa104fc72f184c7f7ac2c0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfc00a58c3818f22faf6eb1650766ad4fe89c1626f96d07712c68bdba19b2eeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-31T18:00:01Z",
    "title_canon_sha256": "4cb90a37857e97bd7d77d6a44d29bdd131c95a468dc9a59fd44ad3c336c8e6cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00007",
    "kind": "arxiv",
    "version": 1
  }
}