Pith Number

pith:M74BD3JC

pith:2026:M74BD3JC2FCV2X6N7FOAZWEZZK

not attested not anchored not stored refs pending

Studying HI and the Cosmic Web in the Era of SKA

Gabriella De Lucia, Hengxing Pan, Kristine Spekkens, Madalina N. Tudorache, Martin Meyer, Maryam Arabsalmani, Matt J. Jarvis, S. Lyla Jung

arxiv:2606.25523 v1 · 2026-06-24 · 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{M74BD3JC2FCV2X6N7FOAZWEZZK}

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	2026-06-25T01:18:07.804930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67f811ed22d1455d5fcdf95c0cd899ca8469fa8e1eef289162037066b62e4b2a

Aliases

arxiv: 2606.25523 · arxiv_version: 2606.25523v1 · doi: 10.48550/arxiv.2606.25523 · pith_short_12: M74BD3JC2FCV · pith_short_16: M74BD3JC2FCV2X6N · pith_short_8: M74BD3JC

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/M74BD3JC2FCV2X6N7FOAZWEZZK \
  | 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: 67f811ed22d1455d5fcdf95c0cd899ca8469fa8e1eef289162037066b62e4b2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0a0ac264b221501c9f4470ca17fbdbeb0693eed1891dd2c33f67bf74320500b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-24T08:02:27Z",
    "title_canon_sha256": "07e3d493e85bdfbb560659e58faa56d71a1ed2a5f9342ef0c2cbaad3c0a0ff3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25523",
    "kind": "arxiv",
    "version": 1
  }
}