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 - BATANGAS IV DEO Award a ₱4.9M contract to ROMABUILD ENGINEERING AND CONSTRUCTION SERVICESNational agencies
Transaction hash:
cc52826224ba8dcfb28cb03d35633b570cd3a0c24d699d15cfb3a07bbc1565d7
Status:
Included and unchanged
Block:
#3,458 2,555 blocks after it
Position in block:
Transaction 287 of 357
Award day:
Jun 25, 2018 (8 yrs 4 mo ago)
Value:
₱4,899,510.00
Project:
18DD0480
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 #3,458 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)DPWH lists the funding source as "Regular Infra - GAA 2018 LP", i.e. the FY2018 GAA. The exact UACS line is not given.Partly
- 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 - BATANGAS IV DEO awarded it to ROMABUILD ENGINEERING AND CONSTRUCTION SERVICES on 2018-06-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DD0480: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-09-24). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 cc52826224…1565d7now …
- 2. Block Merkle root changedstored 4ca6e32831…6ba39cnow …
- 3. Block #3458 hash changedstored 582cc4a427…1b84b7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 356 records. Each step hashes the current value together with the sibling shown.
- leaf cc52826224ba8dcfb28cb03d35633b570cd3a0c24d699d15cfb3a07bbc1565d7
- 01 L ca908e9ae702954970b8a3cf4b80ee2de2cac4f7a4a39b5086e68cb858785ca8
- 02 L 6e04e7d2375526b5d9c3e610e41da8a838ffa2206f1f4f267d3431b661b6cb9a
- 03 L 359ce65e6e0a65770fea9476fc88af30921adb4d76351212b15f60f00f46bd08
- 04 L 730a456b28353e38055eb8f949c6887fe496ba3f09b5a9de7fa82ac6e12df183
- 05 L adf87f535d6fce821a75012a6d02d5877624f3fc09032fdc3028e7216f3cfa08
- 06 R fdaf100e7324b95f6ec4972f3f5e741465b44558fa4e95f9b05a33090fbe4fc7
- 07 R d68f0f885bb410672e2b169276363c0343b616055a3ab3ab1f3deda5d37944e0
- 08 R 520ba1372b4aee32a647fb38037a3f6582ba6dbe0e789cd87d8a0c543d7fde22
- 09 L e6157f1f1f663202d5a42d10ea38488d4702ade6867de6b95c6c74b353b9b48e
- root 4ca6e32831ded7e2956bf983e68e85b0d70b075eb46d3c61e08f08069a6ba39c