Pith Number

pith:ZS47KBMT

pith:2008:ZS47KBMTEPEG6SFUW6ZMJCHSCJ

not attested not anchored not stored refs pending

Infrared Studies of Molecular Shocks in the Supernova Remnant HB21: I. Thermal Admixture of Shocked H_2 Gas in the North

Bon-Chul Koo, Dae-Sik Moon, Ho-Gyu Lee, Jong-Ho Shinn, Michael G. Burton

arxiv:0812.1855 v1 · 2008-12-10 · 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{ZS47KBMTEPEG6SFUW6ZMJCHSCJ}

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	2026-05-18T04:29:24.642391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccb9f5059323c86f48b4b7b2c488f212576cdfea13f67b450ea6249dac2542bb

Aliases

arxiv: 0812.1855 · arxiv_version: 0812.1855v1 · doi: 10.48550/arxiv.0812.1855 · pith_short_12: ZS47KBMTEPEG · pith_short_16: ZS47KBMTEPEG6SFU · pith_short_8: ZS47KBMT

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/ZS47KBMTEPEG6SFUW6ZMJCHSCJ \
  | 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: ccb9f5059323c86f48b4b7b2c488f212576cdfea13f67b450ea6249dac2542bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae7620f6a672bab948d8372f31c8f0befc026d5b7e520fda5962bc2fa5554761",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-10T07:50:01Z",
    "title_canon_sha256": "37e035b5a3888309e5ef6756e95f5e1a9791d3445ae36a05065c206efd51ffbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1855",
    "kind": "arxiv",
    "version": 1
  }
}