Pith Number

pith:6NBQ4UYZ

pith:2011:6NBQ4UYZPVBRSA6HREURHPN5CG

not attested not anchored not stored refs pending

An Empirical Study of the Relationship between Ly{\alpha} and UV selected Galaxies: Do Theorists and Observers `Select' the Same Objects?

Mark Dijkstra (MPA), Stuart Wyithe (Melbourne)

arxiv:1108.3840 v2 · 2011-08-18 · astro-ph.CO · 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{6NBQ4UYZPVBRSA6HREURHPN5CG}

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	2026-05-18T02:00:50.704702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3430e53197d431903c7892913bdbd11b96b0909536dfe5860b7b4f6eda314bd

Aliases

arxiv: 1108.3840 · arxiv_version: 1108.3840v2 · doi: 10.48550/arxiv.1108.3840 · pith_short_12: 6NBQ4UYZPVBR · pith_short_16: 6NBQ4UYZPVBRSA6H · pith_short_8: 6NBQ4UYZ

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/6NBQ4UYZPVBRSA6HREURHPN5CG \
  | 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: f3430e53197d431903c7892913bdbd11b96b0909536dfe5860b7b4f6eda314bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "091e27414492b031346034454e15e9b87bade8fe8078ab44846f5bcbda871a0d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-08-18T20:00:13Z",
    "title_canon_sha256": "80b4013d6ebbd4ae8a0de4ce1414c31b84305cbfe674e175cb006ba380a83b63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3840",
    "kind": "arxiv",
    "version": 2
  }
}