Pith Number

pith:KR7PYFUH

pith:2015:KR7PYFUHVEACC7JZRDJS6IB7GI

not attested not anchored not stored refs pending

The Orion Fingers: Near-IR Adaptive Optics Imaging of an Explosive Protostellar Outflow

Adam Ginsburg, Allison Youngblood, Devin Silvia, John Bally

arxiv:1502.04711 v2 · 2015-02-16 · astro-ph.GA

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	2026-05-18T01:36:33.900691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

547efc1687a900217d3988d32f203f3238f32c3a9b8ca1f2bbdf55ddce9e51e1

Aliases

arxiv: 1502.04711 · arxiv_version: 1502.04711v2 · doi: 10.48550/arxiv.1502.04711 · pith_short_12: KR7PYFUHVEAC · pith_short_16: KR7PYFUHVEACC7JZ · pith_short_8: KR7PYFUH

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/KR7PYFUHVEACC7JZRDJS6IB7GI \
  | 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: 547efc1687a900217d3988d32f203f3238f32c3a9b8ca1f2bbdf55ddce9e51e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57c6cc86373afee2db2a8258bf863019bfb3315a887bcfa702e3cc3fd64e6af8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-02-16T21:00:13Z",
    "title_canon_sha256": "f1107b0f69d64cfcdf8400a9aa85269cfd9adb0f65564e4f9c9c9a1943434b3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04711",
    "kind": "arxiv",
    "version": 2
  }
}