Pith Number

pith:T55BELYV

pith:2011:T55BELYVJPYKQCAGSP3VT4GI4S

not attested not anchored not stored refs pending

Hierarchical Fragmentation and Jet-like Outflows in IRDC G28.34+0.06, a Growing Massive Protostar Cluster

CfA), Huawei Zhang (PKU), Ke Wang (PKU, Qizhou Zhang (CfA), Yuefang Wu (PKU)

arxiv:1105.4559 v1 · 2011-05-23 · astro-ph.GA · 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	2026-05-18T02:01:52.407879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f7a122f154bf0a8080693f759f0c8e4b08ee6c2d01814bcce54bd8039f2b855

Aliases

arxiv: 1105.4559 · arxiv_version: 1105.4559v1 · doi: 10.48550/arxiv.1105.4559 · pith_short_12: T55BELYVJPYK · pith_short_16: T55BELYVJPYKQCAG · pith_short_8: T55BELYV

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/T55BELYVJPYKQCAGSP3VT4GI4S \
  | 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: 9f7a122f154bf0a8080693f759f0c8e4b08ee6c2d01814bcce54bd8039f2b855

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "393e8477656073f188c399880f47dd56a9dda3b4baa268b735c293f56d769ee5",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-05-23T16:42:36Z",
    "title_canon_sha256": "28ca9291006927be8c328c4bf60310cc912336c45f75d54e4afbc30833a69aba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4559",
    "kind": "arxiv",
    "version": 1
  }
}