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 - METRO MANILA 1ST E Award a ₱28.4M contract to TRACSOM BUILDERS INC.National agencies
Transaction hash:
f8bcf0a7e7b84ecb89a9298e13bcfe86dc5c0c772754b8f3d3c35428f782e316
Status:
Included and unchanged
Block:
#4,283 1,730 blocks after it
Position in block:
Transaction 416 of 428
Award day:
Nov 17, 2020 (5 yrs 11 mo ago)
Value:
₱28,370,966.97
Project:
Contract ID No. 20OB0236 Contract Name Construct
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 #4,283 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 2020 LP", i.e. the FY2020 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 - METRO MANILA 1ST E awarded it to TRACSOM BUILDERS INC. on 2020-11-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20OB0236: 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 2021-09-12). 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 f8bcf0a7e7…82e316now …
- 2. Block Merkle root changedstored 2247718032…073a83now …
- 3. Block #4283 hash changedstored 4a92d99218…ab86dfnow …
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 427 records. Each step hashes the current value together with the sibling shown.
- leaf f8bcf0a7e7b84ecb89a9298e13bcfe86dc5c0c772754b8f3d3c35428f782e316
- 01 R f8ef3a9d7fb1f599815d18aa369bf1ba2b15afc20d36d9a81787843482ed573b
- 02 R 163d6bc47c5ec252270f1588f577f21ca99af02a449a9758fb65c7b7f79abb0b
- 03 R ebccebd807a7251eca67518d1b88a7c0c1d61c37069e39b6ee0c2c949b5257ca
- 04 R 72ba3f7026a0f7e156084c152da8d820c00bb7205bb67a01ad8ed1854eef261e
- 05 R 67ea80f0aa118ef50e49a30f20e955ac35beb434c7ff47f84a112f27179d539e
- 06 L 19e2bee0b276e8d99080504c6b347f65b880067b82de569aea30666056a1b3bb
- 07 R d8842686005851b7c97731707622e1baff9d30bc121f5af13bf8214e02a56228
- 08 L ca7a819c1307f99b8093627b3f33648009f2ed75a85a1725f610147b2830f6cc
- 09 L 06aa8dd0dd5838f39637d502a388e3351ba84a2161d4fa3815fc8794af1c513e
- root 2247718032f1eb252ec858113ed4f42e8287748622183f37683495b2a1073a83