Pith Number

pith:2EXZE4QO

pith:2019:2EXZE4QO6SWKOY52YUB6IMUO7J

not attested not anchored not stored refs pending

Universal Upper Bound on the Inflationary Energy Scale from the Trans-Planckian Censorship Conjecture

Shinji Mukohyama, Shi Pi, Shuntaro Mizuno, Yun-Long Zhang

arxiv:1910.02979 v2 · 2019-10-07 · astro-ph.CO · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EXZE4QO6SWKOY52YUB6IMUO7J}

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	2026-07-05T01:22:37.828578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d12f92720ef4aca763bac503e4328efa76e0e06e47817f2f5935570959de7c84

Aliases

arxiv: 1910.02979 · arxiv_version: 1910.02979v2 · doi: 10.48550/arxiv.1910.02979 · pith_short_12: 2EXZE4QO6SWK · pith_short_16: 2EXZE4QO6SWKOY52 · pith_short_8: 2EXZE4QO

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/2EXZE4QO6SWKOY52YUB6IMUO7J \
  | 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: d12f92720ef4aca763bac503e4328efa76e0e06e47817f2f5935570959de7c84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "939d13c4264f9afa51afea534b9cca435ec5232a10f5e49807ecd888f50df406",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-10-07T18:06:27Z",
    "title_canon_sha256": "96a9c4ee5a87cbccf07ea060c8b2ecdb75ee7a4b4939f589d344da17092b8cf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.02979",
    "kind": "arxiv",
    "version": 2
  }
}