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 - SOUTH METRO MANILA Award a ₱30.1M contract to AKH CONSTRUCTION AND TRADING CORPORATIONNational agencies
Transaction hash:
df250fc977bcde0e973cbd6cf20867ce5f0f997fa6ca2f592cc8ba941b53d59e
Status:
Included and unchanged
Block:
#1,974 4,039 blocks after it
Position in block:
Transaction 67 of 78
Award day:
Jan 16, 2014 (12 yrs 9 mo ago)
Value:
₱30,109,991.08
Project:
13OH0147-Rehab./Overlay along Roxas Blvd.,MLA.
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 #1,974 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 - SOUTH METRO MANILA awarded it to AKH CONSTRUCTION AND TRADING CORPORATION on 2014-01-16.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 df250fc977…53d59enow …
- 2. Block Merkle root changedstored c8b4f90713…56c8b5now …
- 3. Block #1974 hash changedstored b845dcdd74…b3bfdanow …
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 77 records. Each step hashes the current value together with the sibling shown.
- leaf df250fc977bcde0e973cbd6cf20867ce5f0f997fa6ca2f592cc8ba941b53d59e
- 01 L d55ec43e05f88f4dda4452c7e5fdf5b9dc2e6fb54f1352b06ed07dac4fedb229
- 02 L 49f12899123c4fbfd0314e7a9db6ae5df6dedc5884696000aa19339497ae71e0
- 03 R d0b8532b92f79ce05bb459dcf9ad904953885acd32835e24730b2acc8ddbd281
- 04 R 9bfef5cce96db316ad223cf7b680764e179fdb60ba7cd5a5ff46e754027c07e3
- 05 R ee848a9f85a810ba44b3fe30b8aa33bedcaef8a4cfac7e87b8852237c89c2cf2
- 06 R a827b581f629b5b258dc0413ea70cd7b858c3919c659cd701d258727841a5ac5
- 07 L 15631b14b10b697c169299e2f8d33975f12cb6856f9e2d8033bead524ea23a19
- root c8b4f90713a3d6c9f0d07127faef9bc9edd50f51b167e9288dceb6061556c8b5