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 - CAMARINES NORTE ED Award a ₱13.7M contract to BRENTMIN ROOFING ENTERPRISENational agencies
Transaction hash:
97f1f5fdef04fe5b09fb0ca6690808cc1be89528ff6fa5af4d059a5d4b7d5a02
Status:
Included and unchanged
Block:
#3,881 2,132 blocks after it
Position in block:
Transaction 166 of 273
Award day:
Sep 18, 2019 (7 yrs 1 mo ago)
Value:
₱13,730,691.80
Project:
19FC0218
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 #3,881 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 "Outside Infra - GAA 2019 DepEd BEFF", i.e. the FY2019 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 - CAMARINES NORTE ED awarded it to BRENTMIN ROOFING ENTERPRISE on 2019-09-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19FC0218: 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 2020-08-01). 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 97f1f5fdef…7d5a02now …
- 2. Block Merkle root changedstored 087cc93a44…b19ba8now …
- 3. Block #3881 hash changedstored 4e59d746d3…1a7bfanow …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf 97f1f5fdef04fe5b09fb0ca6690808cc1be89528ff6fa5af4d059a5d4b7d5a02
- 01 R 980419433737ae830c127234ca65f74f85aaa4d0d680c0553dd8ad6ba788ac10
- 02 L b4d3af2d335bae4a19824de02e49ef14352dd821a064fd34445e400165cc1f53
- 03 L e09de760e30fce5440510803b320e8d47b752b830e920d10726a99fa9ab0020e
- 04 R 2a5a7f853a2f43ce8c74fada20693b33ad1ac2ac4968bc815c26adc29f399371
- 05 R 20d16492ad1abcfdaa346deabe83f189ad697c9f61072e305b31052869dcf8d5
- 06 L d44405eca435df9fbf2c07c534f989ee70e175e6c047ab1ad39bd3838743a698
- 07 R abe4cdb66ba69ee51695dc190f728cb6ceddb4ac03c483f490d8a31ce524b0a5
- 08 L 7feaab5ac6e1898be3402ac58f92e35286736a93644f1e5f27ef6942da977b84
- 09 R 09c96d6479def1401fba6d658dc4fca9cc3a2006e7e7dd091de4c7fddc2fb77c
- root 087cc93a44e83c17684d0f864c817500180f80d78aa6020606a29c9317b19ba8