Pith Number

pith:HMTNZF3O

pith:2013:HMTNZF3OBOLOZ7D6Y2NAIY6FJX

not attested not anchored not stored refs pending

Effects of thermal gradients on total internal reflection corner cubes

S. D. Goodrow, T. W. Murphy Jr

arxiv:1309.6648 v1 · 2013-09-25 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HMTNZF3OBOLOZ7D6Y2NAIY6FJX}

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	2026-05-18T01:47:26.555722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b26dc976e0b96ecfc7ec69a0463c54dc84901ba1c921f79142151671dbe8c9e

Aliases

arxiv: 1309.6648 · arxiv_version: 1309.6648v1 · doi: 10.48550/arxiv.1309.6648 · pith_short_12: HMTNZF3OBOLO · pith_short_16: HMTNZF3OBOLOZ7D6 · pith_short_8: HMTNZF3O

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/HMTNZF3OBOLOZ7D6Y2NAIY6FJX \
  | 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: 3b26dc976e0b96ecfc7ec69a0463c54dc84901ba1c921f79142151671dbe8c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eeb6853695c68ab4a55377aa4b1910079544560610730294a39f5194e05362f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-09-25T20:06:38Z",
    "title_canon_sha256": "8cc5c16f08e25396edd07481e2328244d2a6547a37d43479045db81c0d2f4d2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6648",
    "kind": "arxiv",
    "version": 1
  }
}