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 MAPANDAN, PANGASINAN Award a ₱1.4M contract to ALPHIN TRADING AND CONSTRUCTIONMunicipalities
Transaction hash:
a991e898ffce8cdc4d5c075fd25ddba3a655d89a8a1498b804fbce21c67e3f7d
Status:
Included and unchanged
Block:
#2,518 3,495 blocks after it
Position in block:
Transaction 131 of 195
Award day:
Sep 14, 2015 (11 yrs 2 mo ago)
Value:
₱1,422,497.97
Project:
Construction of Drainange System
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 #2,518 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 MAPANDAN, PANGASINAN awarded it to ALPHIN TRADING AND CONSTRUCTION on 2015-09-14.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 Mapandan 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 a991e898ff…7e3f7dnow …
- 2. Block Merkle root changedstored 8031f0e327…d003ffnow …
- 3. Block #2518 hash changedstored 8bb44e5074…1e9cb9now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf a991e898ffce8cdc4d5c075fd25ddba3a655d89a8a1498b804fbce21c67e3f7d
- 01 L a90376294812098807ccbd0c4048a401257bbd82d6644682e7a9804ffcfe4833
- 02 L 0c055cf8296dd1de8ecad4ae16528c980dbefc5c81d9ecf944ab755ec2aebf0d
- 03 R 07b4563a09b1123a0f15243b2f185cf4ce8a8d1befd40c2537f24cd517731ab9
- 04 R 3edfe5852b0fb1c62a417dfeeeb48c7d242e87f4697176dd02a04cc3c8a57cb6
- 05 R 981f7eb1533fe48b6b0d38e0288e16174c0c83397d00de24ccef6dcb49d92d5b
- 06 R f2e107366dada825317576d9d2f8b6f18a64a1e6a689cfe271c60f07536a2fca
- 07 R c8767c5cb28ef0603a0fae75ef654ec01fecf6e87546876c116de22a849eabd3
- 08 L 33d5e9664249143ff3b64c4da6d400638889e2c0bcd5818419d0b022c3715db9
- root 8031f0e32782419aa9dc1ba7041a6a017e360ce232cc6865b221277971d003ff