Pith Number

pith:Z2QJYDS2

pith:2017:Z2QJYDS2BNHAEYK54TYGWVLRFU

not attested not anchored not stored refs pending

The Quantum Null Energy Condition in Curved Space

Donald Marolf, Jason Koeller, Zicao Fu

arxiv:1706.01572 v5 · 2017-06-06 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2QJYDS2BNHAEYK54TYGWVLRFU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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.

Cited by

1 paper in Pith

Curious QNEIs from QNEC: New Bounds on Null Energy in Quantum Field Theory

Receipt and verification

First computed	2026-05-18T00:27:09.473720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea09c0e5a0b4e02615de4f06b55712d0343b446e46b4c63e27864ab2599dc0e

Aliases

arxiv: 1706.01572 · arxiv_version: 1706.01572v5 · doi: 10.48550/arxiv.1706.01572 · pith_short_12: Z2QJYDS2BNHA · pith_short_16: Z2QJYDS2BNHAEYK5 · pith_short_8: Z2QJYDS2

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/Z2QJYDS2BNHAEYK54TYGWVLRFU \
  | 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: cea09c0e5a0b4e02615de4f06b55712d0343b446e46b4c63e27864ab2599dc0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e7d0049141a7758c966b6874c3347a4955a8ff02f59c326db56aa59729f95c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-06-06T01:02:20Z",
    "title_canon_sha256": "721137ebdfdf35fe63f7214724db044b6b8e2cbfd10f7ec712155c6ac54dc1ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01572",
    "kind": "arxiv",
    "version": 5
  }
}