Pith Number

pith:MIEXBPV6

pith:2013:MIEXBPV6ELU76FQN5GHNHSMQQ2

not attested not anchored not stored refs pending

Long and short term variability of seven blazars in six near-infrared/optical bands

Aldo Treves, Angela Sandrinelli, Stefano Covino

arxiv:1308.0609 v1 · 2013-08-02 · astro-ph.HE · 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{MIEXBPV6ELU76FQN5GHNHSMQQ2}

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	2026-05-18T01:48:24.413665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

620970bebe22e9ff160de98ed3c990868e5ccdcbf72b767a2e02f7c41fd64e23

Aliases

arxiv: 1308.0609 · arxiv_version: 1308.0609v1 · doi: 10.48550/arxiv.1308.0609 · pith_short_12: MIEXBPV6ELU7 · pith_short_16: MIEXBPV6ELU76FQN · pith_short_8: MIEXBPV6

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/MIEXBPV6ELU76FQN5GHNHSMQQ2 \
  | 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: 620970bebe22e9ff160de98ed3c990868e5ccdcbf72b767a2e02f7c41fd64e23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e218ebbbfbba564fb793e9b5fbad789a619324cb5e12f51df96c9bc3fb206f64",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-02T20:13:17Z",
    "title_canon_sha256": "d3d084fbca65bdb34560d0547d8495bd5994d179a26e5e2b3bc2a1117c83aace"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0609",
    "kind": "arxiv",
    "version": 1
  }
}