Pith Number

pith:QJMRKL2S

pith:2022:QJMRKL2SW4MKNU4VCEQ6L52Q7D

not attested not anchored not stored refs pending

This is what a pandemic looks like: Visual framing of COVID-19 on search engines

Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa

arxiv:2209.11120 v1 · 2022-09-22 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJMRKL2SW4MKNU4VCEQ6L52Q7D}

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	2026-07-05T05:00:10.521246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8259152f52b718a6d3951121e5f750f8d17c6953323ecb432d108dda417d5671

Aliases

arxiv: 2209.11120 · arxiv_version: 2209.11120v1 · doi: 10.48550/arxiv.2209.11120 · pith_short_12: QJMRKL2SW4MK · pith_short_16: QJMRKL2SW4MKNU4V · pith_short_8: QJMRKL2S

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/QJMRKL2SW4MKNU4VCEQ6L52Q7D \
  | 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: 8259152f52b718a6d3951121e5f750f8d17c6953323ecb432d108dda417d5671

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dcad10a91ee394e9e36affc20949aeaf52045c72d99e33e329ea3753fbdc808",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-09-22T16:02:16Z",
    "title_canon_sha256": "bf2104c7125b4e944046f429689484c68b791aa0669e63e00881a8129a1590de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.11120",
    "kind": "arxiv",
    "version": 1
  }
}