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
PROVINCE OF RIZAL Award a ₱800.4K contract to MEGASTRUCTURE BUILDER AND TRADING CORPORATIONProvinces
Transaction hash:
dbadbd1bdbb7a8f0affa65037dbae029d732dcaa4ff9e49df5d929f9bfcfc91f
Status:
Included and unchanged
Block:
#2,173 3,840 blocks after it
Position in block:
Transaction 124 of 148
Award day:
Sep 4, 2014 (12 yrs 2 mo ago)
From:
Value:
₱800,443.95
Project:
Riprapping (portion) of Bangiad Creek along Naval
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 #2,173 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)PROVINCE OF RIZAL awarded it to MEGASTRUCTURE BUILDER AND TRADING CORPORATION on 2014-09-04.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)COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 dbadbd1bdb…cfc91fnow …
- 2. Block Merkle root changedstored b4499beb96…359dd4now …
- 3. Block #2173 hash changedstored eb9a8b26ec…2c1a31now …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf dbadbd1bdbb7a8f0affa65037dbae029d732dcaa4ff9e49df5d929f9bfcfc91f
- 01 R dc7cd0d55708906d3345116283e35d9bb7e502bada96560c5a50e70d227aad99
- 02 R 382bd41ec0b2fec3ed91a97cd7b744bbd0db2d0d373ddf3cc65e2b8bd42a7563
- 03 L f47cc85f91941f5349d46222c9b758de48b096f3eff288ab4c6df0382fd15392
- 04 L c9d9e5241ed1e3a1f939a656a9b4c84150e4dcff3b76720e131930585769cd39
- 05 L d0b8d916ac5f246399e0077e70d6844b9930ed9e16d2824545b8a70e59be48ca
- 06 L 81c2a6db66cf3a861a6d65f6e9a2e80f705e7352413f95b1d4cab1791bcf574c
- 07 L 8530eace3fe271352d68a943a77298ec7bbca13cd5cd255757f053f964cb44b5
- 08 R e7103930043451e8a7670f547ab7e67356fac9caf89f3b9960c3f42b1e2f9d2c
- root b4499beb96aee9b74834732c11a79151cc3d8ed13a2b2f54663dab2d43359dd4