Pith Number

pith:DVS2JBI3

pith:2006:DVS2JBI3RB4KLHJLHIR4PZJAND

not attested not anchored not stored refs pending

The Spin-Resolved Atomic Velocity Distribution and 21-cm Line Profile of Dark-Age Gas

Christopher M. Hirata, Kris Sigurdson (IAS)

arxiv:astro-ph/0605071 v1 · 2006-05-02 · 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{DVS2JBI3RB4KLHJLHIR4PZJAND}

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	2026-07-04T15:16:46.063308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d65a4851b8878a59d2b3a23c7e52068fe7a0dd552b06e8cb5d0865c8c73d53e

Aliases

arxiv: astro-ph/0605071 · arxiv_version: astro-ph/0605071v1 · doi: 10.48550/arxiv.astro-ph/0605071 · pith_short_12: DVS2JBI3RB4K · pith_short_16: DVS2JBI3RB4KLHJL · pith_short_8: DVS2JBI3

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/DVS2JBI3RB4KLHJLHIR4PZJAND \
  | 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: 1d65a4851b8878a59d2b3a23c7e52068fe7a0dd552b06e8cb5d0865c8c73d53e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c1663eb8f237c7273c2c38b72c024853d6d092a5db234a42261af24a8811d58",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-02T20:00:03Z",
    "title_canon_sha256": "57f3156a7153d1e77ffbf841fb181b40d4ee573988fd6ee13d182a26355ca89f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605071",
    "kind": "arxiv",
    "version": 1
  }
}