Pith Number

pith:43LG5D2Y

pith:2012:43LG5D2YZN6DNP2XJGHSKNNRPS

not attested not anchored not stored refs pending

Adaptive Optics Observations of 3 micron Water Ice in Silhouette Disks in the Orion Nebula Cluster and M43

Alan T. Tokunaga, Hideki Takami, Hiroshi Terada, Makoto Watanabe, Masanori Iye, Masayuki Hattori, Meguru Ito, Shin Oya, Tae-Soo Pyo, Yoshihiko Saito, Yosuke Minowa, Yutaka Hayano

arxiv:1210.5772 v1 · 2012-10-21 · astro-ph.EP · 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{43LG5D2YZN6DNP2XJGHSKNNRPS}

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	2026-05-18T01:53:45.250888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6d66e8f58cb7c36bf57498f2535b17c98bb42485db1c97de43c3d1f473c3318

Aliases

arxiv: 1210.5772 · arxiv_version: 1210.5772v1 · doi: 10.48550/arxiv.1210.5772 · pith_short_12: 43LG5D2YZN6D · pith_short_16: 43LG5D2YZN6DNP2X · pith_short_8: 43LG5D2Y

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/43LG5D2YZN6DNP2XJGHSKNNRPS \
  | 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: e6d66e8f58cb7c36bf57498f2535b17c98bb42485db1c97de43c3d1f473c3318

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f360001dd0599bae7fbd84bd4c0f4240caab4e366d2407ed41d06eefdb5ecfb",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-10-21T22:36:44Z",
    "title_canon_sha256": "eb097e35584557f55d22bc6c63076f4ac4c7cbfae3a97b338465091baf07a425"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5772",
    "kind": "arxiv",
    "version": 1
  }
}