Pith Number

pith:RGTGYHO5

pith:1998:RGTGYHO56W3O4NBRJXY2UJJQDD

not attested not anchored not stored refs pending

Chemical Enrichment at High Redshifts

Pushpa Khare, Snigdha Das

arxiv:astro-ph/9808079 v1 · 1998-08-09 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RGTGYHO56W3O4NBRJXY2UJJQDD}

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	2026-05-18T01:07:37.153931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89a66c1dddf5b6ee34314df1aa253018d011ed2a30883367876b22598cfea10a

Aliases

arxiv: astro-ph/9808079 · arxiv_version: astro-ph/9808079v1 · doi: 10.48550/arxiv.astro-ph/9808079 · pith_short_12: RGTGYHO56W3O · pith_short_16: RGTGYHO56W3O4NBR · pith_short_8: RGTGYHO5

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/RGTGYHO56W3O4NBRJXY2UJJQDD \
  | 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: 89a66c1dddf5b6ee34314df1aa253018d011ed2a30883367876b22598cfea10a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a60364b98c3c8773ed2b2d67f86aa154b2d2f9370406974177db5420c62c0d5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-08-09T13:43:50Z",
    "title_canon_sha256": "5d59155be5e67a8ac059e47cd0c245cfc991614929b120725b10ea4a20847def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9808079",
    "kind": "arxiv",
    "version": 1
  }
}