Pith Number

pith:GDHIR3GD

pith:2006:GDHIR3GDNS555XIRR2G76WJU5M

not attested not anchored not stored refs pending

Identifying Nanotechnology in Society

Charles Tahan

arxiv:physics/0612080 v2 · 2006-12-08 · physics.soc-ph · physics.hist-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{GDHIR3GDNS555XIRR2G76WJU5M}

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	2026-07-04T14:58:01.370402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30ce88ecc36cbbdedd118e8dff5934eb3bd46cd81143304108216bb2dad1ae5e

Aliases

arxiv: physics/0612080 · arxiv_version: physics/0612080v2 · doi: 10.48550/arxiv.physics/0612080 · pith_short_12: GDHIR3GDNS55 · pith_short_16: GDHIR3GDNS555XIR · pith_short_8: GDHIR3GD

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/GDHIR3GDNS555XIRR2G76WJU5M \
  | 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: 30ce88ecc36cbbdedd118e8dff5934eb3bd46cd81143304108216bb2dad1ae5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff2a3875d3d29af61f615ff80423a97b03078ba764dae4a0fdf82461b8132dfe",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2006-12-08T11:45:26Z",
    "title_canon_sha256": "2f87baf9242727b269fb77dd02e2d4958c050c1a090d79f41148cdc85a6df3ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0612080",
    "kind": "arxiv",
    "version": 2
  }
}