DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL II DEO Award a ₱31.6M contract to I & E CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
44722f689de0eb939cf3c8fd4d3319e36f51dded172efa49ea09bce2cc12f956
Status:
Included and unchanged
Block:
#2,337 3,676 blocks after it
Position in block:
Transaction 66 of 222
Award day:
Feb 27, 2015 (11 yrs 8 mo ago)
Value:
₱31,577,742.42
Project:
15-DO0007
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #2,337 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL II DEO awarded it to I & E CONSTRUCTION CORPORATION on 2015-02-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 44722f689d…12f956now …
- 2. Block Merkle root changedstored 64bc5a32e3…c2ee06now …
- 3. Block #2337 hash changedstored f9529cc0a7…1e8fefnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 221 records. Each step hashes the current value together with the sibling shown.
- leaf 44722f689de0eb939cf3c8fd4d3319e36f51dded172efa49ea09bce2cc12f956
- 01 R 448bf340dea629b08619737338e23bc4fd3f615a802609aaa405b8e84fbcf11e
- 02 L 5178414489fa40859ed2870a665238665a580040e1273eeae19119ed9b930344
- 03 R 765f3e8c881d6dd5ca587e2907dc935adac56c91b64c881b81630cf57c779711
- 04 R a0a461a65040ce8d058c7797a32d726821039090f345c83e0c532d23a284bbef
- 05 R d732ec7c8152330d6e6c889582d4e7f3c65bb8c4e2f4bc7717a7f8b411682372
- 06 R 3bad9edcf10f9a5cdaf2dc3eed27f83990cfd9f7e8958c21a9f8b076e7e00108
- 07 L 693c15492ab8c9c7439df85f02359aa4cded118faa799133823564cd9c188be7
- 08 R cd651c3de06968a01844dfabfafcd4a711cb643b7187ef7c8c6d0fc9405fa954
- root 64bc5a32e38c96ce61c2716cc2f1686df0fad60965bc97365a1ab88379c2ee06