Pith Number

pith:PAQMSTYO

pith:2009:PAQMSTYOX5IIUGYVUJ7OELEEXI

not attested not anchored not stored refs pending

Spitzer and HHT observations of starless cores: masses and environments

Amelia M. Stutz, Fabian Heitsch, George H. Rieke, John H. Bieging, Michael W. Werner, Miju Kang, William L. Peters, Yancy L. Shirley, Zoltan Balog

arxiv:0910.5476 v2 · 2009-10-29 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PAQMSTYOX5IIUGYVUJ7OELEEXI}

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	2026-05-18T02:34:12.570728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7820c94f0ebf508a1b15a27ee22c84ba2aff36d44a1f24cc3efeb88b749ef6bc

Aliases

arxiv: 0910.5476 · arxiv_version: 0910.5476v2 · doi: 10.48550/arxiv.0910.5476 · pith_short_12: PAQMSTYOX5II · pith_short_16: PAQMSTYOX5IIUGYV · pith_short_8: PAQMSTYO

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/PAQMSTYOX5IIUGYVUJ7OELEEXI \
  | 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: 7820c94f0ebf508a1b15a27ee22c84ba2aff36d44a1f24cc3efeb88b749ef6bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca98fe3b47dfba0a7195b29ca2c0494467b472229de43d35f5033a8c88904290",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-29T08:07:09Z",
    "title_canon_sha256": "7c397b9b9918886fdc22e28722e40981e2efb7c7958814a47e7382b8feba122e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5476",
    "kind": "arxiv",
    "version": 2
  }
}