Pith Number

pith:DRE3HT2G

pith:2002:DRE3HT2GBJD66TY7Q75AJWAXIB

not attested not anchored not stored refs pending

Measuring Polarization with DASI

(2) UC Berkeley), B. Reddall (1), C. Pryke (1), E. M. Leitch (1), E. S. Sandberg (1), J. E. Carlstrom (1), J. M. Kovac (1), M. Dragovan (1), N. W. Halverson (2), W. L. Holzapfel (2) ((1) University of Chicago

arxiv:astro-ph/0209476 v1 · 2002-09-23 · 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{DRE3HT2GBJD66TY7Q75AJWAXIB}

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	2026-05-18T01:40:42.184755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c49b3cf460a47ef4f1f87fa04d817404d847382f16e013c985b334d74a1ac49

Aliases

arxiv: astro-ph/0209476 · arxiv_version: astro-ph/0209476v1 · doi: 10.48550/arxiv.astro-ph/0209476 · pith_short_12: DRE3HT2GBJD6 · pith_short_16: DRE3HT2GBJD66TY7 · pith_short_8: DRE3HT2G

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/DRE3HT2GBJD66TY7Q75AJWAXIB \
  | 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: 1c49b3cf460a47ef4f1f87fa04d817404d847382f16e013c985b334d74a1ac49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e57ea6ed84bfcc03c154a065d666c6561cd6385fa7c2dd9b729558b35b514578",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-23T19:49:03Z",
    "title_canon_sha256": "b899ab75d7280ce4695afaa6b1db18d4156790fb64084549dda5ca42718f67c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209476",
    "kind": "arxiv",
    "version": 1
  }
}