Pith Number

pith:HXZERTIB

pith:2010:HXZERTIBQZXCVPXXFKGH6OORYN

not attested not anchored not stored refs pending

On the use of structure functions to study blazar variability: caveats and problems

Dimitrios Emmanoulopoulos, Ian M. McHardy, Phil Uttley

arxiv:1001.2045 v1 · 2010-01-13 · 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{HXZERTIBQZXCVPXXFKGH6OORYN}

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	2026-05-18T02:09:55.228370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3df248cd01866e2abef72a8c7f39d1c350b2c4a0c6571c026bb0588ff359f960

Aliases

arxiv: 1001.2045 · arxiv_version: 1001.2045v1 · doi: 10.48550/arxiv.1001.2045 · pith_short_12: HXZERTIBQZXC · pith_short_16: HXZERTIBQZXCVPXX · pith_short_8: HXZERTIB

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/HXZERTIBQZXCVPXXFKGH6OORYN \
  | 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: 3df248cd01866e2abef72a8c7f39d1c350b2c4a0c6571c026bb0588ff359f960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6eb1ca388c131bd5eaa58912266691a5cdd562016875bc71458ff3ea30246a10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-13T00:05:22Z",
    "title_canon_sha256": "5b2ac813d2b48f1317c4c0a4e872282e8061e945c8626d05ee0acf2b988d91d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2045",
    "kind": "arxiv",
    "version": 1
  }
}