Pith Number

pith:H7VFSK6P

pith:2019:H7VFSK6PIW6ZQ5QMMFXQAH6XLQ

not attested not anchored not stored refs pending

Photochemical Upconversion Theory: Importance of Triplet Energy Levels and Triplet Quenching

David Jefferies, Laszlo Frazer, Timothy W. Schmidt

arxiv:1908.04927 v1 · 2019-08-14 · cond-mat.mtrl-sci · physics.app-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{H7VFSK6PIW6ZQ5QMMFXQAH6XLQ}

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	2026-07-04T23:55:58.268348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fea592bcf45bd98760c616f001fd75c1548c72df3ea0b135437797709f4cdc6

Aliases

arxiv: 1908.04927 · arxiv_version: 1908.04927v1 · doi: 10.48550/arxiv.1908.04927 · pith_short_12: H7VFSK6PIW6Z · pith_short_16: H7VFSK6PIW6ZQ5QM · pith_short_8: H7VFSK6P

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/H7VFSK6PIW6ZQ5QMMFXQAH6XLQ \
  | 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: 3fea592bcf45bd98760c616f001fd75c1548c72df3ea0b135437797709f4cdc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b24757f22c4f293ad2a04f76b44d0840b71eda674f20b35bd4bacd6a22cb92e",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-08-14T02:08:08Z",
    "title_canon_sha256": "6879782667716ade6f9ad8da7d339661f841786bbdb7e57d759efd7a82b036ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04927",
    "kind": "arxiv",
    "version": 1
  }
}