Pith Number

pith:FNBS5F3C

pith:1997:FNBS5F3CFPKTITTM4DAGEVTGED

not attested not anchored not stored refs pending

Cosmological Constraints from High-Redshift Damped Lyman-Alpha Systems

Chung-Pei Ma (U Penn), David H. Weinberg (Ohio State U), Edmund Bertschinger (MIT), Lars Hernquist (UC Santa Cruz), Neal Katz (U Mass)

arxiv:astro-ph/9705113 v1 · 1997-05-15 · 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{FNBS5F3CFPKTITTM4DAGEVTGED}

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.

Cited by

2 papers in Pith

Effective Field Theory of Large Scale Structure and Newtonian Motion Gauges

Receipt and verification

First computed	2026-07-04T16:03:00.799865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b432e97622bd5344e6ce0c062566620d369d08c67237702c4c9ef930622bdaa

Aliases

arxiv: astro-ph/9705113 · arxiv_version: astro-ph/9705113v1 · doi: 10.48550/arxiv.astro-ph/9705113 · pith_short_12: FNBS5F3CFPKT · pith_short_16: FNBS5F3CFPKTITTM · pith_short_8: FNBS5F3C

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/FNBS5F3CFPKTITTM4DAGEVTGED \
  | 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: 2b432e97622bd5344e6ce0c062566620d369d08c67237702c4c9ef930622bdaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56fb4881a2f4f1cba45d5738caf3324aafc12e4f9147f2ad42182a09ba0b10cb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-05-15T15:24:07Z",
    "title_canon_sha256": "974609c30b1df21e5f19c72826f8286cca63a3c1eac768ab80997ead1b6233f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9705113",
    "kind": "arxiv",
    "version": 1
  }
}