Pith Number

pith:WP43ZIL2

pith:2009:WP43ZIL2W4CUJXBKIRMBCMYYPX

not attested not anchored not stored refs pending

Line-profile variability from tidal flows in Alpha Virginis (Spica)

D.M. Harrington, E. Moreno, G. Koenigsberger, J.R. Kuhn

arxiv:0908.3336 v2 · 2009-08-23 · astro-ph.SR · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WP43ZIL2W4CUJXBKIRMBCMYYPX}

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	2026-05-18T02:12:23.787016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3f9bca17ab70544dc2a44581133187dc06a47097db241d97f3ee89a35508c90

Aliases

arxiv: 0908.3336 · arxiv_version: 0908.3336v2 · doi: 10.48550/arxiv.0908.3336 · pith_short_12: WP43ZIL2W4CU · pith_short_16: WP43ZIL2W4CUJXBK · pith_short_8: WP43ZIL2

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/WP43ZIL2W4CUJXBKIRMBCMYYPX \
  | 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: b3f9bca17ab70544dc2a44581133187dc06a47097db241d97f3ee89a35508c90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4010c241f4ff37f7a032ff83e276ccba066268b2eb210a19d304ea3c6668c608",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-23T21:21:18Z",
    "title_canon_sha256": "2c71876bf0c8f37bfed3ea33e1b6b02a3365a8184601e888299bb5efac2fbd5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3336",
    "kind": "arxiv",
    "version": 2
  }
}