Pith Number

pith:NKK4U34N

pith:2010:NKK4U34NALLTZ4OMOGBP75H5VF

not attested not anchored not stored refs pending

Chemical pattern across the young associations ONC and OB1b

50125 Firenze, Francesco Palla (1) ((1) INAF - Osservatorio Astrofisico di Arcetri, Italy), Katia Biazzo (1), Largo E. Fermi 5, Sofia Randich (1)

arxiv:1010.1658 v1 · 2010-10-08 · 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{NKK4U34NALLTZ4OMOGBP75H5VF}

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	2026-05-18T02:05:07.594597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a95ca6f8d02d73cf1cc7182fff4fda9607a7f1ca0839a97c2471c40058db1b3

Aliases

arxiv: 1010.1658 · arxiv_version: 1010.1658v1 · doi: 10.48550/arxiv.1010.1658 · pith_short_12: NKK4U34NALLT · pith_short_16: NKK4U34NALLTZ4OM · pith_short_8: NKK4U34N

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/NKK4U34NALLTZ4OMOGBP75H5VF \
  | 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: 6a95ca6f8d02d73cf1cc7182fff4fda9607a7f1ca0839a97c2471c40058db1b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21aefdf5540245de5b70fc8fbc61aabe11c0dc2d28657ce26d4670deb0965e52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-08T10:48:27Z",
    "title_canon_sha256": "df8d8d4230775e9cc74ab784ef5c1256be0ed4b81fb5129ff38358591f8d3dbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1658",
    "kind": "arxiv",
    "version": 1
  }
}