Pith Number

pith:HFWKYV2D

pith:2011:HFWKYV2D2ADV7M66WUYSVCCKS2

not attested not anchored not stored refs pending

Deep wide-field near-infrared survey of the Carina Nebula

Benjamin Kuderna, Hans Zinnecker, Henrike Ohlendorf, James R. Lewis, Mark J. McCaughrean, Mike Irwin, Robert R. King, Simon Hodgkin, Thomas Preibisch, Thorsten Ratzka

arxiv:1104.3477 v1 · 2011-04-18 · astro-ph.GA · 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{HFWKYV2D2ADV7M66WUYSVCCKS2}

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	2026-05-18T02:02:23.606352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396cac5743d0075fb3deb5312a884a969c5f80f5b33a16239e1462e6b479929e

Aliases

arxiv: 1104.3477 · arxiv_version: 1104.3477v1 · doi: 10.48550/arxiv.1104.3477 · pith_short_12: HFWKYV2D2ADV · pith_short_16: HFWKYV2D2ADV7M66 · pith_short_8: HFWKYV2D

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/HFWKYV2D2ADV7M66WUYSVCCKS2 \
  | 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: 396cac5743d0075fb3deb5312a884a969c5f80f5b33a16239e1462e6b479929e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bc5e05d6bc9ba5de2e07b70481c8e1b8c26c615854098082ac088b185cb3e19",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-04-18T13:31:15Z",
    "title_canon_sha256": "1881b85c68565e4211427b67cb1b6d7fef0bd65d8baa265d6ad6fda4952a089c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3477",
    "kind": "arxiv",
    "version": 1
  }
}