Pith Number

pith:PEF6BMPJ

pith:2014:PEF6BMPJWIBO2GFSYIPINOLDFY

not attested not anchored not stored refs pending

Evidence for Large Temperature Fluctuations in Quasar Accretion Disks From Spectral Variability

Eric Agol, Jason Dexter, John J. Ruan, Scott F. Anderson

arxiv:1401.1211 v1 · 2014-01-06 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PEF6BMPJWIBO2GFSYIPINOLDFY}

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	2026-05-18T02:57:16.874606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

790be0b1e9b202ed18b2c21e86b9632e207d237a8283344156d58f315303f88b

Aliases

arxiv: 1401.1211 · arxiv_version: 1401.1211v1 · doi: 10.48550/arxiv.1401.1211 · pith_short_12: PEF6BMPJWIBO · pith_short_16: PEF6BMPJWIBO2GFS · pith_short_8: PEF6BMPJ

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/PEF6BMPJWIBO2GFSYIPINOLDFY \
  | 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: 790be0b1e9b202ed18b2c21e86b9632e207d237a8283344156d58f315303f88b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "877eb7ee8ba5a4c768e828b687338102c8526cdba661d7fe3c6ca45f49efcfc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-01-06T21:00:03Z",
    "title_canon_sha256": "9c670887b1ecff2bad23f65b11f25d3e198b9935af068b3db9471d8be0c7eea8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1211",
    "kind": "arxiv",
    "version": 1
  }
}