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 - NEG. OCC. 1ST DEO Award a ₱18.2M contract to CANLAON BUILDERS AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
fdf4c4091ee1536daa451daeaae1f1e4d266dddf1cd99ae9c5b9b4c17d10f38d
Status:
Included and unchanged
Block:
#5,504 509 blocks after it
Position in block:
Transaction 250 of 252
Award day:
May 16, 2024 (2 yrs 5 mo ago)
Value:
₱18,174,315.76
Project:
24GK0148
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 #5,504 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 2024 OO-1", i.e. the FY2024 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 - NEG. OCC. 1ST DEO awarded it to CANLAON BUILDERS AND DEVELOPMENT CORPORATION on 2024-05-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24GK0148: 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 2025-01-20). 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 fdf4c4091e…10f38dnow …
- 2. Block Merkle root changedstored 2628ac738a…2aca35now …
- 3. Block #5504 hash changedstored ba13479eef…d528a4now …
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 251 records. Each step hashes the current value together with the sibling shown.
- leaf fdf4c4091ee1536daa451daeaae1f1e4d266dddf1cd99ae9c5b9b4c17d10f38d
- 01 R fe57d7d811d6c18a0a7e53f8a6121bb57ddba2f2072ea9476079c4a30f0c570c
- 02 L 0b76888f3ea789e51cc23dc5e0821ea618f75f12fcede9eb84a59fcf795b2c30
- 03 R e18eb2cde7d9cd67cfb2575ff1bd9e6301ab1446544e60f4643db7bf62734a1a
- 04 L 4218acf6445a7b01adb44734d771f247fe8a90c7b35d9a73099d4af034563457
- 05 L a3dbb99d336fb2a6b4f6b32f1db54376dbd4c1626c2841635ee80b69ed85dd7b
- 06 L 644969f147f0bd76653376547fcafe19dbdfbeaef3da07e5f3e0b516137a41ab
- 07 L 3860c77779ddd029d5231bcbbbe683f6c083ee66370d8e6e5329a356762fbf99
- 08 L 0fe795101647d82a4f890bb5831405aeb1b8f9900b088b4e8d1f5276dc962789
- root 2628ac738a3fe4ee7a5fafb15699c86c3fa30ea2802c9e0c837b8b5bec2aca35