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 - METRO MANILA 2ND E Award a ₱8.7M contract to SPRING STAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
0cbb5a7ee3bb3720fdee138981f5eaf27b46d3f22e4fb1c5089077f2d79d3260
Status:
Included and unchanged
Block:
#2,004 4,009 blocks after it
Position in block:
Transaction 2 of 37
Award day:
Feb 19, 2014 (12 yrs 8 mo ago)
Value:
₱8,667,435.56
Project:
Creek
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 #2,004 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 - METRO MANILA 2ND E awarded it to SPRING STAR CONSTRUCTION AND SUPPLY on 2014-02-19.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 0cbb5a7ee3…9d3260now …
- 2. Block Merkle root changedstored 7ec31e5044…7e6e95now …
- 3. Block #2004 hash changedstored d90b54301c…a3fc1dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 36 records. Each step hashes the current value together with the sibling shown.
- leaf 0cbb5a7ee3bb3720fdee138981f5eaf27b46d3f22e4fb1c5089077f2d79d3260
- 01 R 1007b77bacd7526214f1d80ab009b8dd1efd975517b468bc4c99ec2fc258cc19
- 02 L 060fbd32d0f85feb3abcae548ae76d36df7a7d4cc7243baec36c434dca30a320
- 03 R 07c8a0c09f4c4a42bac72e4f85cf1e16bd76f950f443e9d66825df0833d34b3f
- 04 R 29e4e1e0e6870212bd837fc4aa97bf8f2b946841b75741984ba65140b93c7e4f
- 05 R ddc74dac02b4b2b17d036036460f9778cc03c1f0fc8fa3bd2fd6c54041f93a02
- 06 R 9158be84471c893342dc614462720264786e631a2a15e6dd8e9eaeccd484de9a
- root 7ec31e504414c601848de2393613ea100ec26f9f8cad3f0b4d12d4dfb77e6e95