Pith Number

pith:NG2T6GOA

pith:2006:NG2T6GOAOTMQRV24XCQYA2KLDH

not attested not anchored not stored refs pending

Why the cosmological constant is small and positive

Neil Turok, Paul J. Steinhardt

arxiv:astro-ph/0605173 v1 · 2006-05-06 · 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{NG2T6GOAOTMQRV24XCQYA2KLDH}

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	2026-07-04T15:48:41.199949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b53f19c074d908d75cb8a180694b19caf8b96e61a18015f5396183c201d5c6

Aliases

arxiv: astro-ph/0605173 · arxiv_version: astro-ph/0605173v1 · doi: 10.48550/arxiv.astro-ph/0605173 · pith_short_12: NG2T6GOAOTMQ · pith_short_16: NG2T6GOAOTMQRV24 · pith_short_8: NG2T6GOA

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/NG2T6GOAOTMQRV24XCQYA2KLDH \
  | 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: 69b53f19c074d908d75cb8a180694b19caf8b96e61a18015f5396183c201d5c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aa7113e4469719ca77f7d62a6d98bdb5c2d7f22bf50b5b958fb34f4c263368b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-06T15:36:30Z",
    "title_canon_sha256": "72bf5426d361401c7d1d9d8f4e81a079a3a6534089254a3ec2cfebf1334209d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605173",
    "kind": "arxiv",
    "version": 1
  }
}