Pith Number

pith:4LGY3SQF

pith:2010:4LGY3SQFMH5M4YT5DUX66XMX5B

not attested not anchored not stored refs pending

The Effelsberg-Bonn HI Survey: Milky Way data

B. Winkel, J. Kerp, N. Ben Bekhti, P. M. W. Kalberla

arxiv:1007.3363 v1 · 2010-07-20 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LGY3SQFMH5M4YT5DUX66XMX5B}

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	2026-05-18T01:09:23.762626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2cd8dca0561face627d1d2fef5d97e87ed8f5b042c05a03e27144a782475706

Aliases

arxiv: 1007.3363 · arxiv_version: 1007.3363v1 · doi: 10.48550/arxiv.1007.3363 · pith_short_12: 4LGY3SQFMH5M · pith_short_16: 4LGY3SQFMH5M4YT5 · pith_short_8: 4LGY3SQF

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/4LGY3SQFMH5M4YT5DUX66XMX5B \
  | 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: e2cd8dca0561face627d1d2fef5d97e87ed8f5b042c05a03e27144a782475706

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbf77aa3b17955578e1d15fc350f205e72ed139aba11ee4bbc1188b1b07a59cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-07-20T08:42:42Z",
    "title_canon_sha256": "8aef1dfe1c2553291b1ad8d10b259419866273ac324a6469e4352efe81d3f07f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.3363",
    "kind": "arxiv",
    "version": 1
  }
}