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 TANUDAN, KALINGA Award a ₱1.3M contract to EDEJUN CONSTRUCTION SERVICESMunicipalities
Transaction hash:
e39cf4f2b9c974fadea8a56b2c9e0c20ecbe375884399ef350ad0a870a3308dd
Status:
Included and unchanged
Block:
#4,849 1,164 blocks after it
Position in block:
Transaction 131 of 151
Award day:
Jul 7, 2022 (4 yrs 4 mo ago)
Value:
₱1,302,768.28
Project:
Construction of Multipurpose Building, Pangol
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 #4,849 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 TANUDAN, KALINGA awarded it to EDEJUN CONSTRUCTION SERVICES on 2022-07-07.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 Tanudan 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 e39cf4f2b9…3308ddnow …
- 2. Block Merkle root changedstored 92f3503c28…60e481now …
- 3. Block #4849 hash changedstored 7b34019d8c…f4be99now …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf e39cf4f2b9c974fadea8a56b2c9e0c20ecbe375884399ef350ad0a870a3308dd
- 01 L e35bfab80df6f9d255d25e0a5d13c6f9fc65b983b6f27bf611d39f5d0971173b
- 02 L 601a031914d44c989329c82b91a7b4ed6fe49d6d0880b6771a91723a79f352aa
- 03 R 0c8ab5ae4559d1323e83be5a6d592a06ea5a2d40af8ee68df10954cc9058c361
- 04 R 6d8cff40124b0e6e58447307c1ec057503c2e0032d8202e8947dc0c28b533e17
- 05 R de6c47759943f668b6bc4c4ef56cd3738ef15fcaa930cc1eb26dc69f93a6f35c
- 06 R 3a70b613f428d9c261c165aee2def2e16612430c0d4ee160d0f1091aaedc3fa7
- 07 R 24f57f2a02c5cad0eec06be7b405f64624cdfcb5487f2dc19a6e740ca2940201
- 08 L 3eaf34943bfd82239f80740ffaa7bcb6dc16b95a9d22dbf5714dccb7d70e5651
- root 92f3503c2814acfa80249054ec63a4857cd4fb848ed1f5a78ae28b547260e481