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 - REGION V Award a ₱103.0M contract to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC.National agencies
Transaction hash:
67cbfc45950f78165c3eaddb4c8cde3365a644a41974ee71a816dc9efa5e644c
Status:
Included and unchanged
Block:
#4,839 1,174 blocks after it
Position in block:
Transaction 108 of 281
Award day:
Jun 27, 2022 (4 yrs 4 mo ago)
Value:
₱102,964,248.72
Project:
22F00159
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 #4,839 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 2022 CSSP", i.e. the FY2022 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 - REGION V awarded it to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC. on 2022-06-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22F00159: On-Going, 81.24% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 67cbfc4595…5e644cnow …
- 2. Block Merkle root changedstored d8ba9ca782…42cce7now …
- 3. Block #4839 hash changedstored 629372400c…4dd923now …
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 280 records. Each step hashes the current value together with the sibling shown.
- leaf 67cbfc45950f78165c3eaddb4c8cde3365a644a41974ee71a816dc9efa5e644c
- 01 R 68433790c2e9d341b8cc749bc9e16906ac4a5ffb1a29a64b5e3fb2520c4eb2b1
- 02 R 6e18c238d5f71402554112c7e71b2eb9faa48d6615b7ab4927ede8d33ec41562
- 03 L 769f55359f61ba12b3cc145c31f4d475ffa6ffd581450bc4da8ed8e27c10a67c
- 04 L 223a9216f3f58dfd32939e80eb2ba15cd0ada51ca4b504a0517966c398a30372
- 05 R 0bcf36a6810304c9bb71b825e7abd05f4771dee421dedb2fa2e31321e2a40ffe
- 06 L 3d32be5252d69d953eea0d5d9f4f13a1452b883c0db5728c4f0b7b12181265ee
- 07 L 1ef61ad76951b891b895fd560ffafe624dbe4b1c197a8d6f9dc2c487934db430
- 08 R 430866b2f9a5b61d92d8b7d48d41c52ba17adfd7de04a37eebaf44edb1b2bd68
- 09 R e9465f8649f224e734401bf5d1e8a1b7a6e3cb085504f7a5e069ce8e23bd5853
- root d8ba9ca782a8bf48b0b336c7bbfb2a1de528929599609e82a51d23246042cce7