Pith Number

pith:DQXYS6PL

pith:2013:DQXYS6PLLHAJSISAMCIW2T4JVU

not attested not anchored not stored refs pending

Observational constraints on tachyon and DBI inflation

Andrew R Liddle, Sheng Li

arxiv:1311.4664 v2 · 2013-11-19 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQXYS6PLLHAJSISAMCIW2T4JVU}

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	2026-05-18T01:46:23.205075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c2f8979eb59c099224060916d4f89ad041cc355d6f7494ed3441df56a04caaa

Aliases

arxiv: 1311.4664 · arxiv_version: 1311.4664v2 · doi: 10.48550/arxiv.1311.4664 · pith_short_12: DQXYS6PLLHAJ · pith_short_16: DQXYS6PLLHAJSISA · pith_short_8: DQXYS6PL

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/DQXYS6PLLHAJSISAMCIW2T4JVU \
  | 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: 1c2f8979eb59c099224060916d4f89ad041cc355d6f7494ed3441df56a04caaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43e2afda6dac9edef429652f56fe252a8f9c4f223132d3b5a9a69f1741d294fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-19T09:21:42Z",
    "title_canon_sha256": "db37bacd4a58df55e7e95dee44bf7d93f54af8086111fc73a2652914931349a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4664",
    "kind": "arxiv",
    "version": 2
  }
}