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 - ZAMBALES 2ND DEO Award a ₱17.8M contract to B-12 CONSTRUCTION AND TRADING CORPORATIONNational agencies
Transaction hash:
417e1f4a2f4e09bfb8880d80ce8a8d892c7207eecdcfa07e6e57516d0d6606ee
Status:
Included and unchanged
Block:
#2,097 3,916 blocks after it
Position in block:
Transaction 31 of 128
Award day:
Jun 9, 2014 (12 yrs 5 mo ago)
Value:
₱17,803,059.31
Project:
14CM0007 - Repair of GSO Rd. w/ exception, OC
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 #2,097 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 - ZAMBALES 2ND DEO awarded it to B-12 CONSTRUCTION AND TRADING CORPORATION on 2014-06-09.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 417e1f4a2f…6606eenow …
- 2. Block Merkle root changedstored 0715926950…54a6d6now …
- 3. Block #2097 hash changedstored 51a0ae1b2e…7c43ddnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 127 records. Each step hashes the current value together with the sibling shown.
- leaf 417e1f4a2f4e09bfb8880d80ce8a8d892c7207eecdcfa07e6e57516d0d6606ee
- 01 L 3efde00f60ba9733a24e3b674b4b91f4f935ffb1afc8f27030d957ce089dce52
- 02 L d51030fa80daad4371672359a88a74996c5aa22daa27f03d4a4690f74c494ec8
- 03 L 3c8ef962ca0fa25f68c5545a98e663b4ca75d70ed3ed58b284938c98d50557ab
- 04 L 8730e330f67a36ceda8693fdabb2a3b5f8e73403c33c5457146dd52143f41904
- 05 L 240000383e7f4e6b6e0a4fa7c67097190a1504897072fed627b8917c262fd4c9
- 06 R 04016228111c13b3127e6ab83defe4bbc2e227651db3fb7e1974c200e7ecf58e
- 07 R f62034b3a8e5a8d1db8900692b889734f4410bef635491f722cae4b78eba64a6
- root 07159269503f0f81b44dea2fdfac135042e1bb4518010ba062cbdc710054a6d6