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 - CAR Award a ₱931.1K contract to 4RM CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
adc9c8c38caaba3e8d2ab7995d0ec2e2331968e06eff6be0b93e58f165ffaa98
Status:
Included and unchanged
Block:
#1,714 4,299 blocks after it
Position in block:
Transaction 627 of 935
Award day:
Mar 25, 2013 (13 yrs 7 mo ago)
Value:
₱931,115.73
Project:
13PO0008 Slope Protection
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 #1,714 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 - CAR awarded it to 4RM CONSTRUCTION AND SUPPLIES on 2013-03-25.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 adc9c8c38c…ffaa98now …
- 2. Block Merkle root changedstored 7a9d154d34…f166ddnow …
- 3. Block #1714 hash changedstored 0f120f161a…2abf30now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 934 records. Each step hashes the current value together with the sibling shown.
- leaf adc9c8c38caaba3e8d2ab7995d0ec2e2331968e06eff6be0b93e58f165ffaa98
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- 02 L 3fc718d7e7a05e0091a7ec7b8572be8423b8cf87f71af1de1ff7084361ce1d00
- 03 R aa6cbd7a0245ccebdfa1c119ab420f915eed9b6c5f881bafc823c265dc77897a
- 04 R 3abcc8442d371372e3167f56f6fa7a3a83927e7e0014dc1161a535c4f936d1a4
- 05 L dd433b8e4f4097993e8610de68270b6b237c2b039244ad2f01bbde6ccca0e4c4
- 06 L bf1b99cf66341eae141c162f4ac183f89bc17b9012e1dda31ff02e64ef82215d
- 07 L 22da8c25cf4695502d3fb574f067fa9881546102a4616edab656a8fca66a63fe
- 08 R 6ebb7cd535bb256224c811476e98ebb426dba0db48ab5b48d98f735dc0267f71
- 09 R 7df93b87e0811ed93986aecaef2f22b1858d1663cd0b99c1d2860d256ad6e713
- 10 L ef2425add25b854ed3268b425114ed19e7d24f82ff2e0ce0d44bf499dc7b8596
- root 7a9d154d34bfe2214ffce495ffe93f69dff3b21261b1b7d69e20426604f166dd