Pith Number

pith:YTDQ4JGT

pith:2012:YTDQ4JGTHTIDUSLOC3TEDAE56V

not attested not anchored not stored refs pending

Maximal refraction and superluminal propagation in a gaseous nanolayer

A. Sargsyan, C. S. Adams, D. Sarkisyan, I. G. Hughes, J. Keaveney

arxiv:1208.4309 v1 · 2012-08-21 · physics.atom-ph · 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{YTDQ4JGTHTIDUSLOC3TEDAE56V}

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	2026-05-18T03:39:06.187234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c70e24d33cd03a496e16e641809df57785816a8a6bfbeae5eb47bb868f796c

Aliases

arxiv: 1208.4309 · arxiv_version: 1208.4309v1 · doi: 10.48550/arxiv.1208.4309 · pith_short_12: YTDQ4JGTHTID · pith_short_16: YTDQ4JGTHTIDUSLO · pith_short_8: YTDQ4JGT

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/YTDQ4JGTHTIDUSLOC3TEDAE56V \
  | 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: c4c70e24d33cd03a496e16e641809df57785816a8a6bfbeae5eb47bb868f796c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e713063ade68e29a4d4271066e56e0457214ea723eadc3f27a5ccea0549b841",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2012-08-21T17:20:25Z",
    "title_canon_sha256": "f225a4e63b3eb712161d90901e8e18f369aec75bcf7995af87adcb2f427bd70b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4309",
    "kind": "arxiv",
    "version": 1
  }
}