Pith Number

pith:MMPMSPR3

pith:2009:MMPMSPR3A7JLIC7HSVYJVBSKEG

not attested not anchored not stored refs pending

Spectroscopic Cosmological Surveys in the Far-IR

(2) AOBo-INAF, (3) OAPd - INAF, (4) Dip.Astro-UniPd, (5) Uni.Cardiff, (6) Dip.Astro-UniBo, (7) UCLA), A. Franceschini (4), A.M. Di Giorgio (1), C. Gruppioni (2), F. Pozzi (6), G. De Zotti (3), K. Isaak (5), L. Spinoglio (1), M.A. Malkan (7) ((1) IFSI-INAF, M. Magliocchetti (1), M. Vaccari (4), S. Tommasin (1)

arxiv:0909.5044 v1 · 2009-09-28 · 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{MMPMSPR3A7JLIC7HSVYJVBSKEG}

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	2026-05-18T02:11:37.023110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

631ec93e3b07d2b40be795709a864a2191fd215c3d5dba8c5beee9e88165d8b4

Aliases

arxiv: 0909.5044 · arxiv_version: 0909.5044v1 · doi: 10.48550/arxiv.0909.5044 · pith_short_12: MMPMSPR3A7JL · pith_short_16: MMPMSPR3A7JLIC7H · pith_short_8: MMPMSPR3

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/MMPMSPR3A7JLIC7HSVYJVBSKEG \
  | 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: 631ec93e3b07d2b40be795709a864a2191fd215c3d5dba8c5beee9e88165d8b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64cc262f5a22be76d115673610a7342a04a42df04229009a87f529822cfd2e4c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-28T12:23:01Z",
    "title_canon_sha256": "a301f669d53c741e7787b0bb64495ee898d10461c1c6ff6aaf8cc3a3c769335c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5044",
    "kind": "arxiv",
    "version": 1
  }
}