Pith Number

pith:XV4HWVQC

pith:2015:XV4HWVQCTAVW4M6T2QYMMXLDVX

not attested not anchored not stored refs pending

BICEP2 / Keck Array V: Measurements of B-mode Polarization at Degree Angular Scales and 150 GHz by the Keck Array

10), (10) University of Illinois at Urbana-Champaign, (11) University of Minnesota, (12) University of British Columbia, 13, (13) NIST, 14), 14) ((1) Cardiff University, (14) KIPAC/SLAC, (15) UCSD, (16) KICP (17) University of Chicago, 17), 18), (18) Canadian Institute for Advanced Research), (2) Stanford University, (3) Caltech, (4) Harvard/CfA, (5) ALMA, (6) University of Toronto, 7), (7) NASA JPL, 8), (8) Minnesota Institute for Astrophysics, (9) SBT Grenoble, A. C. Weber (7), A. D. Turner (7), A. G. Vieregg (16, A. Orlando (15), B. G. Keating (15), B. P. Crill (3, C. A. Bischoff (4), C. B. Netterfield (6, C. D. Dowell (7), C. D. Reintsema (13), C. D. Sheehy (16, C. Dvorkin (4), C. L. Kuo (2, C. L. Wong (4), C. Pryke (11, D. Barkats (5), E. Bullock (8), E. M. Leitch (16, G. C. Hilton (13), G. P. Teply (3), H. Hui (3), H. T. Nguyen (7), I. Buder (4), J. A. Brevik (3), J. Connors (4), J. E. Tolan (2), J. J. Bock (3, J. M. Kovac (4), J. P. Filippini (3, J. P. Kaufman (15), J. Willmert (11), K. D. Alexander (4), K. D. Irwin (2, Keck Array Collaborations: P. A. R. Ade (1), K. G. Megerian (7), K. L. Thompson (2), K. S. Karkare (4), K. W. Yoon (2, L. Duband (9), M. Halpern (12), M. Hasselfield (12), M. Lueker (3), P. Mason (3), R. O'Brient (7), R. Schwarz (11), R. V. Sudiwala (1), R. W. Aikin (3), R. W. Ogburn IV (2, S. A. Kernasovskiy (2), S. Fliescher (11), S. J. Benton (6), S. Kefeli (3), S. R. Golwala (3), S. R. Hildebrandt (3, S. Richter (4), The BICEP2, V. Buza (4), V. V. Hristov (3), Z. Ahmed (2), Z. K. Staniszewski (3

arxiv:1502.00643 v2 · 2015-02-02 · 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{XV4HWVQCTAVW4M6T2QYMMXLDVX}

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	2026-05-18T01:31:11.392192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd787b5602982b6e33d3d430c65d63adef7a08533df82c05a7c49a8f7d543f5c

Aliases

arxiv: 1502.00643 · arxiv_version: 1502.00643v2 · doi: 10.48550/arxiv.1502.00643 · pith_short_12: XV4HWVQCTAVW · pith_short_16: XV4HWVQCTAVW4M6T · pith_short_8: XV4HWVQC

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/XV4HWVQCTAVW4M6T2QYMMXLDVX \
  | 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: bd787b5602982b6e33d3d430c65d63adef7a08533df82c05a7c49a8f7d543f5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96332be2847390df36d9ce0e7fa1490271a671537a4e622aa948a36e9627913e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-02-02T21:00:50Z",
    "title_canon_sha256": "fb71c803c30019d6d205b3f7f2f995f2c5832c7f63dbc22013b85f6b148aa86d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00643",
    "kind": "arxiv",
    "version": 2
  }
}