Pith Number

pith:WMTTI4YE

pith:2013:WMTTI4YEXB3UR2NBPQZ2HJN4MB

not attested not anchored not stored refs pending

Young Stellar Objects in Lynds 1641: Disks, Accretion, and Star Formation History

Aurora Sicilia-Aguilar, Jinyoung Serena Kim, Kevin Flaherty, Min Fang, Roy van Boekel, Thomas Henning

arxiv:1304.7777 v1 · 2013-04-29 · astro-ph.SR

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

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	2026-05-18T01:50:14.453175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b327347304b87748e9a17c33a3a5bc6052dab7c0a576e94a899d7d39becf04c8

Aliases

arxiv: 1304.7777 · arxiv_version: 1304.7777v1 · doi: 10.48550/arxiv.1304.7777 · pith_short_12: WMTTI4YEXB3U · pith_short_16: WMTTI4YEXB3UR2NB · pith_short_8: WMTTI4YE

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/WMTTI4YEXB3UR2NBPQZ2HJN4MB \
  | 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: b327347304b87748e9a17c33a3a5bc6052dab7c0a576e94a899d7d39becf04c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51ea8988dcf8cc822209b482f4aafda4911421f0c2f3fe97634cf341786e97f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-29T20:00:10Z",
    "title_canon_sha256": "d76de8921a54a75f9930489719d2e38bd9a1301a3074bfe68eb79e5c6ef2c567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7777",
    "kind": "arxiv",
    "version": 1
  }
}