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 2ND ED Award a ₱4.8M contract to R.G. EVANGELISTA CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
cb58efd29f1b2090838e2de2db3674b7d4e90b82b739d9091a28e7aaa33ca33b
Status:
Included and unchanged
Block:
#4,237 1,776 blocks after it
Position in block:
Transaction 958 of 1,204
Award day:
Sep 30, 2020 (6 yrs 1 mo ago)
Value:
₱4,848,897.60
Project:
20DE0094 Local Infrastructure Program – Concreting
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 #4,237 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 - BATANGAS 2ND ED awarded it to R.G. EVANGELISTA CONSTRUCTION & SUPPLY on 2020-09-30.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 cb58efd29f…3ca33bnow …
- 2. Block Merkle root changedstored 4cf44a6f10…210053now …
- 3. Block #4237 hash changedstored eb3a99c020…e97410now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,203 records. Each step hashes the current value together with the sibling shown.
- leaf cb58efd29f1b2090838e2de2db3674b7d4e90b82b739d9091a28e7aaa33ca33b
- 01 R cbdef31dda7122e6fbdf219e4ede22f3b9e9fbb747aad97103165581b24a1c5d
- 02 L 1fafa62d32531e6fd9ba6a7c7809a896d587ad49a6070175bb9b838958e0177f
- 03 L 852c7cceb4f434caf796eecab90d808b666f6127a25fe38cba7d638f7cb2e2a0
- 04 L 6f3b6ae1501d62b02dce806daeb2e193a1a2b282cf0bc6ce6cc54d2aedc53e93
- 05 L 7f09a7b11433fe7a1b0c31782aa41bf6cd602c160ebfd7acd1590323dc83bf41
- 06 L 0a2d38797526bca417eb2f6d24803a5d9706354c9a9dc3daffc037218756783f
- 07 R a3557defdc25dddcb8003c5df001bdef3a134161cb8b0a4ef80f2f838cf70fb1
- 08 L ee153a6d7001e609c18a651334b142cc176e56567cd0d18d071bef1e056c51aa
- 09 L 324a560a06d2871a505ae3815bc017cd88369f363d78c6728a9f5f64af14a2bd
- 10 L 74d2f6d1b2fee40e964ef6eb12f2ff21f66d654beef5296994dbeff1befff24a
- 11 R e52c213a4925397c81e73943717e6ef5b4b6d040d892e4fd42fd5683a7fcc063
- root 4cf44a6f10836aed6e9128ce74ac7e3c1f227597e75d25328502126aac210053