Pith Number

pith:I5MBPYL7

pith:2015:I5MBPYL72ID6MD4CNP4EX4HCW3

not attested not anchored not stored refs pending

Developing an Interactive Tutorial on a Quantum Eraser

Chandralekha Singh, Emily Marshman

arxiv:1510.01300 v1 · 2015-10-05 · physics.ed-ph · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5MBPYL72ID6MD4CNP4EX4HCW3}

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	2026-05-18T01:20:29.203553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

475817e17fd207e60f826bf84bf0e2b6cbad17eb68f08d241fc570aa9c357a26

Aliases

arxiv: 1510.01300 · arxiv_version: 1510.01300v1 · doi: 10.48550/arxiv.1510.01300 · pith_short_12: I5MBPYL72ID6 · pith_short_16: I5MBPYL72ID6MD4C · pith_short_8: I5MBPYL7

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/I5MBPYL72ID6MD4CNP4EX4HCW3 \
  | 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: 475817e17fd207e60f826bf84bf0e2b6cbad17eb68f08d241fc570aa9c357a26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a219cd0cea667c4ca5d9ad79790e61ac4d4c60f27ea4864ce900dd5e990b5de",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-10-05T19:45:04Z",
    "title_canon_sha256": "aef596a7ed774cfe2a3a6d386befd0088f98abd9c43f53ccac3a0ca4a96b22ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01300",
    "kind": "arxiv",
    "version": 1
  }
}