Pith Number

pith:3TNALOG3

pith:2004:3TNALOG3ZQLBJM54IU7DZNM3QG

not attested not anchored not stored refs pending

O VII and O VIII absorption by hot gas in the vicinity of the Galaxy

B.McKernan (Maryland), C.S.Reynolds (Maryland), NASA GSFC), T.Yaqoob (JHU

arxiv:astro-ph/0408506 v2 · 2004-08-26 · 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{3TNALOG3ZQLBJM54IU7DZNM3QG}

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	2026-07-04T16:44:34.261714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcda05b8dbcc1614b3bc453e3cb59b8182938177a5468f802fd38d0527e54456

Aliases

arxiv: astro-ph/0408506 · arxiv_version: astro-ph/0408506v2 · doi: 10.48550/arxiv.astro-ph/0408506 · pith_short_12: 3TNALOG3ZQLB · pith_short_16: 3TNALOG3ZQLBJM54 · pith_short_8: 3TNALOG3

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/3TNALOG3ZQLBJM54IU7DZNM3QG \
  | 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: dcda05b8dbcc1614b3bc453e3cb59b8182938177a5468f802fd38d0527e54456

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4882bdb96110b368be055a614a926be1a7c4145d6eba4aebd9ddd198bc616d3a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-26T16:15:37Z",
    "title_canon_sha256": "7f06d86f06098a57948c01b9d86f8641d404f22b7497fb6a4ea624590a5734a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408506",
    "kind": "arxiv",
    "version": 2
  }
}