Pith Number

pith:BRHSBPOE

pith:2010:BRHSBPOE3ZXWQQZLCRRF2W7AUA

not attested not anchored not stored refs pending

Introducing students to the culture of physics: Explicating elements of the hidden curriculum

Edward F. Redish

arxiv:1008.0578 v1 · 2010-08-03 · physics.ed-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{BRHSBPOE3ZXWQQZLCRRF2W7AUA}

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	2026-05-18T02:05:59.869232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c4f20bdc4de6f68432b14625d5be0a032c7b44ce42a4c26e1e832c7fcf7f904

Aliases

arxiv: 1008.0578 · arxiv_version: 1008.0578v1 · doi: 10.48550/arxiv.1008.0578 · pith_short_12: BRHSBPOE3ZXW · pith_short_16: BRHSBPOE3ZXWQQZL · pith_short_8: BRHSBPOE

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/BRHSBPOE3ZXWQQZLCRRF2W7AUA \
  | 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: 0c4f20bdc4de6f68432b14625d5be0a032c7b44ce42a4c26e1e832c7fcf7f904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aba34747946aa89c49cddcaef64bdc7b546c165fb1bee79f22c00c1f34c35cc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2010-08-03T15:33:21Z",
    "title_canon_sha256": "f4a295452c7f7ae0dcba48b99da997c23deff15884a47000f6de2614c1425a65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0578",
    "kind": "arxiv",
    "version": 1
  }
}