Pith Number

pith:ARDJ54RP

pith:2010:ARDJ54RPDI5DEBI4CB2M6GLFTF

not attested not anchored not stored refs pending

HST/ACS H-alpha Imaging of the Carina Nebula: Outflow Activity Traced by Irradiated Herbig-Haro Jets

John Bally, Nathan Smith, Nolan R. Walborn

arxiv:1002.4898 v1 · 2010-02-25 · 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	2026-05-18T02:08:56.573563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04469ef22f1a3a32051c1074cf196599481864963ee2ef57f3e00e76f602f78b

Aliases

arxiv: 1002.4898 · arxiv_version: 1002.4898v1 · doi: 10.48550/arxiv.1002.4898 · pith_short_12: ARDJ54RPDI5D · pith_short_16: ARDJ54RPDI5DEBI4 · pith_short_8: ARDJ54RP

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/ARDJ54RPDI5DEBI4CB2M6GLFTF \
  | 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: 04469ef22f1a3a32051c1074cf196599481864963ee2ef57f3e00e76f602f78b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81fc415779560aac2c6e711d73cb3e95801dc460b17218c52a99d547bb87aa20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-02-25T22:55:14Z",
    "title_canon_sha256": "de51c4bddfcab84ccbc199db656f8c3b6612e4a4d214829aae472414519e117d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4898",
    "kind": "arxiv",
    "version": 1
  }
}