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 - ILOCOS SUR 2ND DEO Award a ₱997.1K contract to RAMSA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
074cc4efe816bacaa861f71feb5950b6ed45bb8f5e47d2c7b960f30d4b9cdc68
Status:
Included and unchanged
Block:
#1,851 4,162 blocks after it
Position in block:
Transaction 2 of 82
Award day:
Sep 3, 2013 (13 yrs 2 mo ago)
Value:
₱997,095.52
Project:
13AD0063
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 #1,851 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 - ILOCOS SUR 2ND DEO awarded it to RAMSA CONSTRUCTION AND SUPPLY on 2013-09-03.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 074cc4efe8…9cdc68now …
- 2. Block Merkle root changedstored 9a39fb1b9d…bdc458now …
- 3. Block #1851 hash changedstored 515cf3ee95…477135now …
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 81 records. Each step hashes the current value together with the sibling shown.
- leaf 074cc4efe816bacaa861f71feb5950b6ed45bb8f5e47d2c7b960f30d4b9cdc68
- 01 R 07a7f996f509472b2e61bfe652c8f25d18ae9938f8da1bb549d875428087a8b1
- 02 L 877e56ae1db4e19731be4ccb0013a4229a0a0286d506b4fc5e3c492290f5cfe4
- 03 R 9b46b8228141acec1cb33513ab14414ed272ded850424257f7f04b292713ff45
- 04 R c4957c70ce3163f5be17f059b1f3bfb846e02e2ee7d2f8259470b5bf8de09648
- 05 R e780e6cefd3a7bea22a31a2d7ecb177d90b5aa7edb8d1056d8f65b68973a728d
- 06 R 254f41cab4ec91efdb7e81b620d9b6e969cf98df3e575772257c616ae962a454
- 07 R 35440663254b11494bb53d924971b615f55e6f813dda86b02492d9397bfe0b51
- root 9a39fb1b9da9fd784d29837f86f46fad994cd6b5547c23a32eaa810e8cbdc458