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
MUNICIPALITY OF TANAUAN, LEYTE Award a ₱589.7K contract to JANJOI BUILDERS AND SUPPLYMunicipalities
Transaction hash:
a6cbea3c850dfd42f072ce9057f1926209e70821748f4ce2c306f8cfd3f8bd31
Status:
Included and unchanged
Block:
#3,271 2,742 blocks after it
Position in block:
Transaction 352 of 544
Award day:
Dec 11, 2017 (8 yrs 11 mo ago)
Value:
₱589,673.47
Project:
SUPPLY OF LABOR AND MATERIALS
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 #3,271 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)MUNICIPALITY OF TANAUAN, LEYTE awarded it to JANJOI BUILDERS AND SUPPLY on 2017-12-11.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)COA's CY2024 audit of Tanauan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 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 a6cbea3c85…f8bd31now …
- 2. Block Merkle root changedstored ac8182be9d…434a75now …
- 3. Block #3271 hash changedstored 73b9646f15…de8a02now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 543 records. Each step hashes the current value together with the sibling shown.
- leaf a6cbea3c850dfd42f072ce9057f1926209e70821748f4ce2c306f8cfd3f8bd31
- 01 R a79424426ebc9b954e67e84bf60ffa3da9e7e2950dfd8e04b41cf235e861e730
- 02 R 7a82297945049e90ac31291f180266d53033604eb62bc400d4b0a1f9b533a6a4
- 03 R c8a39a4180a89754eb1d9a47c24f706fd383852a54f1b06ba8b37fc5b1541c63
- 04 R 5cf662c540f5850c420b6e794adfd3eadafd863e58a90f0e8f31c38f04c7ecbd
- 05 R 7d6f34a8d9a97d883cf7ce33b20ae803fdd04e1384a9268575a54bed7bb492a2
- 06 L fd84870e892f16e5c15ffb89ded74e270eac22b746068a015e562803fd071360
- 07 L 2a0b1f1aa9e9dda104c9330e0df5bf418f8a4e4d542b38530da7badcff6fd3dc
- 08 R cc841efaf9d2583aedfe5e0d83280713a11e129cc61e88ef10095e6899809f29
- 09 L 13ce9b9e267ba2c395b5ce9a92433b592154bc9f1b124fc462638f0e6a3684de
- 10 R 912d167358fd0ad0841680f3065e2dcd55305ae38a1d6315a7dd3d82ea32bb48
- root ac8182be9d587b59039800efe7d34f166b0efa33fa7ffe057d5277a1cc434a75