Pith Number

pith:GSIL3HUG

pith:2008:GSIL3HUGMB6MJS4O54IX4HEKUV

not attested not anchored not stored refs pending

A Multi-Epoch HST Study of the Herbig-Haro Flow from XZ Tauri

Carl L. Gardner, J. Jeff Hester, John E. Krist, Karl. R. Stapelfeldt, Kevin Healy, Steven J. Dwyer

arxiv:0809.2073 v2 · 2008-09-11 · 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{GSIL3HUGMB6MJS4O54IX4HEKUV}

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	2026-07-04T17:12:41.765649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3490bd9e86607cc4cb8eef117e1c8aa543de5be40749cc1450d195cdbc976c75

Aliases

arxiv: 0809.2073 · arxiv_version: 0809.2073v2 · doi: 10.48550/arxiv.0809.2073 · pith_short_12: GSIL3HUGMB6M · pith_short_16: GSIL3HUGMB6MJS4O · pith_short_8: GSIL3HUG

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/GSIL3HUGMB6MJS4O54IX4HEKUV \
  | 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: 3490bd9e86607cc4cb8eef117e1c8aa543de5be40749cc1450d195cdbc976c75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8353120ea32ae729219492077a3335ca08304dd3d51226de9c142f2cdb20e58d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-11T17:59:59Z",
    "title_canon_sha256": "a1465855f56c6bc50fb791e6afa837bf768a5968a21d753bdd7e28e7e25d99c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2073",
    "kind": "arxiv",
    "version": 2
  }
}