Pith Number

pith:PK53UHTZ

pith:2026:PK53UHTZN3SAPH2RTG4T6OKKUI

not attested not anchored not stored refs pending

Resolving dense photo-dissociation regions: the structure of photochemical fronts in three-dimensional gas distributions

Brandt A. L. Gaches, Lothar Brendel, Thomas G. Bisbas, Zhengping Zhu

arxiv:2608.04116 v1 · 2026-08-04 · 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{PK53UHTZN3SAPH2RTG4T6OKKUI}

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	2026-08-06T01:30:37.133990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7abbba1e796ee4079f5199b93f394aa23d8b087d16483627261e496bbb189dd6

Aliases

arxiv: 2608.04116 · arxiv_version: 2608.04116v1 · doi: 10.48550/arxiv.2608.04116 · pith_short_12: PK53UHTZN3SA · pith_short_16: PK53UHTZN3SAPH2R · pith_short_8: PK53UHTZ

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/PK53UHTZN3SAPH2RTG4T6OKKUI \
  | 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: 7abbba1e796ee4079f5199b93f394aa23d8b087d16483627261e496bbb189dd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "276b8dccd46ddb664a4386b6086455eb2d89defc1bf49fdb4faca71395cda0db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-08-04T18:13:05Z",
    "title_canon_sha256": "f6bb99d9b1118adde5620fcad704f2a484e6fae40495cfe642d1ef5e987cbf10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04116",
    "kind": "arxiv",
    "version": 1
  }
}