Pith Number

pith:MQXZMW5M

pith:2017:MQXZMW5MVXYORDW5FXKH5TW4AP

not attested not anchored not stored refs pending

Evidence of bar--driven secular evolution in the gamma--ray narrow--line Seyfert 1 galaxy FBQS J164442.5+261913

A. Olgu\'in-Iglesias, C. A\~norve, J. K. Kotilainen, J. Le\'on Tavares, V. Chavushyan

arxiv:1701.00911 v1 · 2017-01-04 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQXZMW5MVXYORDW5FXKH5TW4AP}

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	2026-05-18T00:52:35.346732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

642f965bacadf0e88edd2dd47ecedc03e4ea868cc4d71c0b207ed24e667adb8f

Aliases

arxiv: 1701.00911 · arxiv_version: 1701.00911v1 · doi: 10.48550/arxiv.1701.00911 · pith_short_12: MQXZMW5MVXYO · pith_short_16: MQXZMW5MVXYORDW5 · pith_short_8: MQXZMW5M

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/MQXZMW5MVXYORDW5FXKH5TW4AP \
  | 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: 642f965bacadf0e88edd2dd47ecedc03e4ea868cc4d71c0b207ed24e667adb8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cac3f551244eee4d63982cc22d6afc95e32eefeaa86d73ce0d9be885659fe9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-01-04T06:32:45Z",
    "title_canon_sha256": "74e8d3b6b39ba5d176f7e96eba3597ac09f990b2af3f79118c4a7d17edd531e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00911",
    "kind": "arxiv",
    "version": 1
  }
}