Pith Number

pith:E4O6IJTF

pith:2000:E4O6IJTF3DPO3G7QEYWRZBZKNK

not attested not anchored not stored refs pending

Damped Lyman-alpha absorption from a nearby Low Surface Brightness galaxy

D. V. Bowen, T. M. Tripp & E. B. Jenkins (Princeton Observatory)

arxiv:astro-ph/0011134 v1 · 2000-11-07 · 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{E4O6IJTF3DPO3G7QEYWRZBZKNK}

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	2026-05-18T01:07:46.339936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

271de42665d8deed9bf0262d1c872a6a9df836d1bcb389e31838d57266d0e19d

Aliases

arxiv: astro-ph/0011134 · arxiv_version: astro-ph/0011134v1 · doi: 10.48550/arxiv.astro-ph/0011134 · pith_short_12: E4O6IJTF3DPO · pith_short_16: E4O6IJTF3DPO3G7Q · pith_short_8: E4O6IJTF

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/E4O6IJTF3DPO3G7QEYWRZBZKNK \
  | 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: 271de42665d8deed9bf0262d1c872a6a9df836d1bcb389e31838d57266d0e19d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc2c01497fd8b9b39b00570f03fa836ff047baa88eaaa9504a13eeb740ed56d4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-11-07T01:29:39Z",
    "title_canon_sha256": "253cad5508df3cee9f2e3af92cce5c999d1e186ab794a46331b1d72506fd9afd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0011134",
    "kind": "arxiv",
    "version": 1
  }
}