Pith Number

pith:2MQCTJRC

pith:2024:2MQCTJRCPOJGHD7R57WJGAQQSM

not attested not anchored not stored refs pending

Deep Learning the Intergalactic Medium using Lyman-alpha Forest at $ 4 \leq z \leq 5$

Ewald Puchwein, Fahad Nasir, Frederick B. Davies, James S. Bolton, Prakash Gaikwad, Sarah E. I. Bosman

arxiv:2404.05794 v1 · 2024-04-08 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MQCTJRCPOJGHD7R57WJGAQQSM}

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	2026-07-05T08:05:59.609807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d32029a6227b92638ff1efec930210932a1a2082f499d7f7f94a124ccd1ae7e1

Aliases

arxiv: 2404.05794 · arxiv_version: 2404.05794v1 · doi: 10.48550/arxiv.2404.05794 · pith_short_12: 2MQCTJRCPOJG · pith_short_16: 2MQCTJRCPOJGHD7R · pith_short_8: 2MQCTJRC

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/2MQCTJRCPOJGHD7R57WJGAQQSM \
  | 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: d32029a6227b92638ff1efec930210932a1a2082f499d7f7f94a124ccd1ae7e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8707b0525d4e957827f9378443a4de35666b8aa47fab0040ab05541825478d58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2024-04-08T18:00:06Z",
    "title_canon_sha256": "5dd0ca0000b9044cd7ccbcbe80f1dc929ec9b7153cb5cc4bfbe8db8a9bb77861"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.05794",
    "kind": "arxiv",
    "version": 1
  }
}