Pith Number

pith:5YNYHH4R

pith:2007:5YNYHH4R2IQ5N4ANNQ3LFHTZJ4

not attested not anchored not stored refs pending

X-Ray Absorption from the Milky Way Halo and the Local Group

Edward J. Lloyd-Davies (University of Michigan, Joel N. Bregman, University of Sussex)

arxiv:0707.1699 v1 · 2007-07-11 · 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{5YNYHH4R2IQ5N4ANNQ3LFHTZJ4}

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	2026-07-04T17:04:38.571309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee1b839f91d221d6f00d6c36b29e794f0bb267af4bd66953b93b996493aa2c79

Aliases

arxiv: 0707.1699 · arxiv_version: 0707.1699v1 · doi: 10.48550/arxiv.0707.1699 · pith_short_12: 5YNYHH4R2IQ5 · pith_short_16: 5YNYHH4R2IQ5N4AN · pith_short_8: 5YNYHH4R

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/5YNYHH4R2IQ5N4ANNQ3LFHTZJ4 \
  | 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: ee1b839f91d221d6f00d6c36b29e794f0bb267af4bd66953b93b996493aa2c79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "697a9ae0c5c75028600d4ec410731bfaf6bf5d928a7ccf97ecdbc3495f0e526b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-11T20:14:47Z",
    "title_canon_sha256": "709954383129ae37f22c159a48cd55e7947a5f01afeb8413ff7119c0bb4bebb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1699",
    "kind": "arxiv",
    "version": 1
  }
}