Pith Number

pith:FAAVJQV3

pith:2016:FAAVJQV3VAQSAXWBMQURSXQKND

not attested not anchored not stored refs pending

Discovery of a new subparsec counterjet in NGC 1275: the inclination angle and the environment

Hiroshi Nagai, Yutaka Fujita

arxiv:1609.04017 v3 · 2016-09-13 · astro-ph.HE · 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{FAAVJQV3VAQSAXWBMQURSXQKND}

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	2026-05-18T00:56:37.614261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

280154c2bba821205ec16429195e0a68ed8a8198f45f66310d16180ebdf144d5

Aliases

arxiv: 1609.04017 · arxiv_version: 1609.04017v3 · doi: 10.48550/arxiv.1609.04017 · pith_short_12: FAAVJQV3VAQS · pith_short_16: FAAVJQV3VAQSAXWB · pith_short_8: FAAVJQV3

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/FAAVJQV3VAQSAXWBMQURSXQKND \
  | 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: 280154c2bba821205ec16429195e0a68ed8a8198f45f66310d16180ebdf144d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7434aa8871ca48392d4513abfc3f0d212cbd108696f9da47c502c7f450ada603",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-09-13T20:00:02Z",
    "title_canon_sha256": "ff2ca33bbdee19e7f5cc788b192a6f5d527768ea02e986d630dffe9d3de9fdf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04017",
    "kind": "arxiv",
    "version": 3
  }
}