Pith Number

pith:LZ5455QC

pith:2018:LZ5455QCCKOS3J63M4GYB5R3KZ

not attested not anchored not stored refs pending

Optical spectroscopic survey of a sample of Unidentified Fermi objects: II

Alberto Franceschini, Aldo Treves, Renato Falomo, Riccardo Scarpa, Simona Paiano

arxiv:1811.09125 v1 · 2018-11-22 · astro-ph.GA · 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{LZ5455QCCKOS3J63M4GYB5R3KZ}

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	2026-05-17T23:47:19.864961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e7bcef602129d2da7db670d80f63b566f00c8ffabe7776ec81edccdccab6db5

Aliases

arxiv: 1811.09125 · arxiv_version: 1811.09125v1 · doi: 10.48550/arxiv.1811.09125 · pith_short_12: LZ5455QCCKOS · pith_short_16: LZ5455QCCKOS3J63 · pith_short_8: LZ5455QC

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/LZ5455QCCKOS3J63M4GYB5R3KZ \
  | 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: 5e7bcef602129d2da7db670d80f63b566f00c8ffabe7776ec81edccdccab6db5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dacbfcf8e13ae3bf55cc1a4161fa4c6ef24f787ff18abb10401ef2f36567cab7",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-22T11:48:43Z",
    "title_canon_sha256": "e56d1c03383c4ef2c13d4666ad57db44ddad8aace6326d25f2cd2beb555c9614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09125",
    "kind": "arxiv",
    "version": 1
  }
}