Pith Number

pith:DILDS4GE

pith:2002:DILDS4GEICZSKO5OIDJS75SDGK

not attested not anchored not stored refs pending

Submillimeter Evidence for the Coeval Growth of Massive Black Holes and Galaxy Bulges

F.J. Carrera (IFCA), J.A. Stevens (UCL), J.P.D. Mittaz (UCL), M.J.Page (UCL)

arxiv:astro-ph/0202102 v1 · 2002-02-05 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DILDS4GEICZSKO5OIDJS75SDGK}

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	2026-05-18T01:40:43.261009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a163970c440b3253bae40d32ff6433297c7e63fd3c22e06093da439966b40e1

Aliases

arxiv: astro-ph/0202102 · arxiv_version: astro-ph/0202102v1 · doi: 10.48550/arxiv.astro-ph/0202102 · pith_short_12: DILDS4GEICZS · pith_short_16: DILDS4GEICZSKO5O · pith_short_8: DILDS4GE

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/DILDS4GEICZSKO5OIDJS75SDGK \
  | 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: 1a163970c440b3253bae40d32ff6433297c7e63fd3c22e06093da439966b40e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b16cbdb252610b2d1a5501b34dec6df30871bb3a02b0d022e0d4d14dd2ff3654",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-05T20:38:36Z",
    "title_canon_sha256": "3e711b79eeec2d013f001ce51311cdbb7368ef469e643629687bf13e3681c408"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202102",
    "kind": "arxiv",
    "version": 1
  }
}