Pith Number

pith:AEOYDXMN

pith:2009:AEOYDXMNDB4GQZUI77DYJNIMPT

not attested not anchored not stored refs pending

A Wide-Field Survey of the Orion Nebula Cluster in the Near-Infrared

D. R. Soderblom, G. Scandariato, I. Pagano, K. Smith, L. Spezzi, M. Robberto, N. Da Rio

arxiv:0910.4194 v1 · 2009-10-22 · 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{AEOYDXMNDB4GQZUI77DYJNIMPT}

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	2026-05-18T02:11:13.009577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

011d81dd8d1878686688ffc784b50c7cc03c8af925ccac9df45a9b53c9944459

Aliases

arxiv: 0910.4194 · arxiv_version: 0910.4194v1 · doi: 10.48550/arxiv.0910.4194 · pith_short_12: AEOYDXMNDB4G · pith_short_16: AEOYDXMNDB4GQZUI · pith_short_8: AEOYDXMN

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/AEOYDXMNDB4GQZUI77DYJNIMPT \
  | 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: 011d81dd8d1878686688ffc784b50c7cc03c8af925ccac9df45a9b53c9944459

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e4c8add53dfe2068bb1296cf9fbb46fac6a2511d49de58d804587ef8105f8da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-22T04:13:30Z",
    "title_canon_sha256": "1892ae8310f3b6265becc2a9df9015c2db8897a14a466790a660cfe7b722b0d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4194",
    "kind": "arxiv",
    "version": 1
  }
}