Pith Number

pith:XG7MQUBF

pith:2002:XG7MQUBF3NZGMKUGGRZ3UIT2YS

not attested not anchored not stored refs pending

AGN Outflows: Analysis of the Absorption Troughs

Nahum Arav (UC Berkeley, UC Davis)

arxiv:astro-ph/0204070 v1 · 2002-04-04 · 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{XG7MQUBF3NZGMKUGGRZ3UIT2YS}

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	2026-07-04T14:11:58.704026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9bec85025db72662a863473ba227ac49fb5038e88a68fa780b84b24f42194b3

Aliases

arxiv: astro-ph/0204070 · arxiv_version: astro-ph/0204070v1 · doi: 10.48550/arxiv.astro-ph/0204070 · pith_short_12: XG7MQUBF3NZG · pith_short_16: XG7MQUBF3NZGMKUG · pith_short_8: XG7MQUBF

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/XG7MQUBF3NZGMKUGGRZ3UIT2YS \
  | 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: b9bec85025db72662a863473ba227ac49fb5038e88a68fa780b84b24f42194b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ca302b53400ac481d6d2d7404b49619846b12f8269a5c4360ae25892808996",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-04T02:18:27Z",
    "title_canon_sha256": "e25cbc73495fb3ea51b59e87602ed07922115d0e6908cce996498cc37183453e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204070",
    "kind": "arxiv",
    "version": 1
  }
}