Pith Number

pith:CFIUMCSD

pith:2013:CFIUMCSDGXDGJBI5W2FCTAZLU4

not attested not anchored not stored refs pending

In-situ measurements of whole-dish reflectivity for VERITAS

David Hanna, Sean Griffin, Simon Archambault

arxiv:1307.8358 v1 · 2013-07-31 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CFIUMCSDGXDGJBI5W2FCTAZLU4}

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	2026-05-18T03:17:01.398092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1151460a4335c664851db68a29832ba72ca5402daea860fd17a7c3d9277efc63

Aliases

arxiv: 1307.8358 · arxiv_version: 1307.8358v1 · doi: 10.48550/arxiv.1307.8358 · pith_short_12: CFIUMCSDGXDG · pith_short_16: CFIUMCSDGXDGJBI5 · pith_short_8: CFIUMCSD

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/CFIUMCSDGXDGJBI5W2FCTAZLU4 \
  | 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: 1151460a4335c664851db68a29832ba72ca5402daea860fd17a7c3d9277efc63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4324f47b59440cf8cac65f872791d92b220269f0f6c466423f83876c62c0e27b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-07-31T15:31:23Z",
    "title_canon_sha256": "d5c1ce27eae81a33db676d9a6251c96e4ce1b92787bea737a3602953ff5a942d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8358",
    "kind": "arxiv",
    "version": 1
  }
}