Pith Number

pith:ED7APGES

pith:2009:ED7APGES4RZB5S32CFODOMJ3HA

not attested not anchored not stored refs pending

The Spitzer c2d Survey of Nearby Dense Cores: Jet and Molecular Outflow Associated with a YSO in core A of L1251

Chang Hee Kim, Ho-Gyu Lee, Il-Suk Kim, Jeong-Eun Lee, Jong-Ho Shinn, Michael M. Dunham, Neal J. Evans II, Tyler L. Bourke, Yunhee Choi

arxiv:0912.2804 v1 · 2009-12-15 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ED7APGES4RZB5S32CFODOMJ3HA}

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	2026-05-18T02:10:23.628607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20fe079892e4721ecb7a115c37313b381eaf1488dd9b39dcefe86352550e10a1

Aliases

arxiv: 0912.2804 · arxiv_version: 0912.2804v1 · doi: 10.48550/arxiv.0912.2804 · pith_short_12: ED7APGES4RZB · pith_short_16: ED7APGES4RZB5S32 · pith_short_8: ED7APGES

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/ED7APGES4RZB5S32CFODOMJ3HA \
  | 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: 20fe079892e4721ecb7a115c37313b381eaf1488dd9b39dcefe86352550e10a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68881335c39984d6cfe3a038e7d7e616c10dbe78fb037b5a04a0883b757ea9d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-12-15T12:25:48Z",
    "title_canon_sha256": "dc777af349183c5957aa36de5ad3e8dc2d8d4f5e6c0af8389dc0c0d6e2cc5739"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2804",
    "kind": "arxiv",
    "version": 1
  }
}