Pith Number

pith:HAQPIMT3

pith:2015:HAQPIMT34RFSESDCIQUGFZSR7G

not attested not anchored not stored refs pending

The Extreme Ultraviolet Deficit - Jet Connection in the Quasar 1442+101

Brian Punsly, Christopher P. O'Dea, Marianne Vestergaard, Paola Marziani, Preeti Kharb

arxiv:1509.02619 v1 · 2015-09-09 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HAQPIMT34RFSESDCIQUGFZSR7G}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:30:17.859444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3820f4327be44b224862442862e651f98331373b388fd781de4856a2b3d256f7

Aliases

arxiv: 1509.02619 · arxiv_version: 1509.02619v1 · doi: 10.48550/arxiv.1509.02619 · pith_short_12: HAQPIMT34RFS · pith_short_16: HAQPIMT34RFSESDC · pith_short_8: HAQPIMT3

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/HAQPIMT34RFSESDCIQUGFZSR7G \
  | 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: 3820f4327be44b224862442862e651f98331373b388fd781de4856a2b3d256f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ce531384f58b351d317cec6b8013fa0efc43da173c17d506830f288073ee6c0",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-09T03:06:47Z",
    "title_canon_sha256": "f831f974edd067f1702610f503607cfa16ecd91631086dba604d82434edd7bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02619",
    "kind": "arxiv",
    "version": 1
  }
}