Pith Number

pith:3DFHY7Q6

pith:2018:3DFHY7Q6Z3R2FIJF4OWJRMBEG7

not attested not anchored not stored refs pending

Taller in the saddle: constraining CMB physics using saddle points

Dagoberto Contreras, Douglas Scott, Dylan L. Jow, Emory F. Bunn

arxiv:1811.05629 v3 · 2018-11-14 · 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{3DFHY7Q6Z3R2FIJF4OWJRMBEG7}

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	2026-05-17T23:49:50.578526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8ca7c7e1ecee3a2a125e3ac98b02437ebbbeacefb95d6e8503d6f851e96b159

Aliases

arxiv: 1811.05629 · arxiv_version: 1811.05629v3 · doi: 10.48550/arxiv.1811.05629 · pith_short_12: 3DFHY7Q6Z3R2 · pith_short_16: 3DFHY7Q6Z3R2FIJF · pith_short_8: 3DFHY7Q6

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/3DFHY7Q6Z3R2FIJF4OWJRMBEG7 \
  | 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: d8ca7c7e1ecee3a2a125e3ac98b02437ebbbeacefb95d6e8503d6f851e96b159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a85c076fd7dad8f993117a9a59857f5be2fca531a7c80af1f44488900632271",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-11-14T04:05:00Z",
    "title_canon_sha256": "a19e93f2f1c9009be28b073a6f89731334ef1eb18f2724d21ff35aaa6d32f200"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05629",
    "kind": "arxiv",
    "version": 3
  }
}