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 ₱3.8M contract to EDRES CONSTRUCTION SUPPLYNational agencies
Transaction hash:
42d8bbd6015e443fc82e7a2285c3b64b40d78beeaf08a260a6b617463766f3d3
Status:
Included and unchanged
Block:
#2,417 3,596 blocks after it
Position in block:
Transaction 45 of 133
Award day:
May 27, 2015 (11 yrs 5 mo ago)
Value:
₱3,755,744.50
Project:
15DD0042-Roads
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 #2,417 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 IV DEO awarded it to EDRES CONSTRUCTION SUPPLY on 2015-05-27.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 42d8bbd601…66f3d3now …
- 2. Block Merkle root changedstored 6a952dfac2…484693now …
- 3. Block #2417 hash changedstored 6a29730de1…8def4anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 132 records. Each step hashes the current value together with the sibling shown.
- leaf 42d8bbd6015e443fc82e7a2285c3b64b40d78beeaf08a260a6b617463766f3d3
- 01 L 428bcafb414d35cc44cab9766766e12d87087f0b2ec8fa960603462f21eb8b5a
- 02 R 2261427f733418b21727a3618ef9f356655ef5b7654330ca0261dad649263f91
- 03 L bfdd374fcf0d99eacb6bf1284480104740a7dc032b13e0c8727f544151337409
- 04 L 23b5e3d5b4bec4c71ce15afa012c4bced158adf2b148401eb40753b70e92d08d
- 05 R 1d8ccef21d4fac74082787ba985a43830d31e52c11703764bb67387ec065b691
- 06 L 8d9c113915ae591853a858a231a390802e65ad30378114d76e54bea0801e12e2
- 07 R 2ac82e6a825553a48032f9bd35e2d8429d72e8109d2e82cbea1a962f991a8832
- 08 R c13ce8274a4c7292c3ddf16c82f452b1aaa21b9b69ec1211762a2c6678c87db4
- root 6a952dfac2efd622591b8f988bb255815af1cfe1e921caa3e385c42db1484693