Pith Number

pith:ZUU6CGQH

pith:2026:ZUU6CGQHYXXTF4KGU2JUQTCFQX

not attested not anchored not stored refs pending

Emissivity of oxidizing titanium in simulated atmospheric entry flows

Andrea Fagnani, Annick Hubin, Bernd Helber, Olivier Chazot

arxiv:2606.20716 v1 · 2026-06-16 · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZUU6CGQHYXXTF4KGU2JUQTCFQX}

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	2026-06-23T00:11:54.543661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd29e11a07c5ef32f146a693484c4585f79582b1987768d1e88b7a1c8f7a10f8

Aliases

arxiv: 2606.20716 · arxiv_version: 2606.20716v1 · doi: 10.48550/arxiv.2606.20716 · pith_short_12: ZUU6CGQHYXXT · pith_short_16: ZUU6CGQHYXXTF4KG · pith_short_8: ZUU6CGQH

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/ZUU6CGQHYXXTF4KGU2JUQTCFQX \
  | 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: cd29e11a07c5ef32f146a693484c4585f79582b1987768d1e88b7a1c8f7a10f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1676999d4d2665730ff066cdb88ffe9b2a5b531e4f216dfa75e2ffbe3480fc1f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2026-06-16T14:28:10Z",
    "title_canon_sha256": "72fb3e5205853663f1c2ef2789f935d661b51ee4bfefa2d7ee17dfc3a8e86aa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20716",
    "kind": "arxiv",
    "version": 1
  }
}