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 MAYANTOC, TARLAC Award a ₱1.4M contract to DIANNE BUILDERSMunicipalities
Transaction hash:
2e925b91dee1bebc0b614a2f6e708f256ec0f3b446f4d716a059f7bec41210c9
Status:
Included and unchanged
Block:
#3,230 2,783 blocks after it
Position in block:
Transaction 26 of 159
Award day:
Oct 26, 2017 (9 yrs ago)
Value:
₱1,398,954.48
Project:
CONSTRUCTION OF MULTI-PURPOSE PAVEMENT (MPP)
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 #3,230 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 MAYANTOC, TARLAC awarded it to DIANNE BUILDERS on 2017-10-26.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 Mayantoc 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 2e925b91de…1210c9now …
- 2. Block Merkle root changedstored 646c983cd2…5c73f2now …
- 3. Block #3230 hash changedstored 74578c1c0e…12b2banow …
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 158 records. Each step hashes the current value together with the sibling shown.
- leaf 2e925b91dee1bebc0b614a2f6e708f256ec0f3b446f4d716a059f7bec41210c9
- 01 R 2f0a5b177aa5c19789dcd9cacbf41db1d58e2122e3c5c55bbd3000e1d5b5e437
- 02 L 2fe6d6e93c4b9a219cfc23e0023e5401c87e72b3b404b667046475dbf758a9d6
- 03 R a09159f036193a193bdeeac4d762774f3be2a8801da3a014ab054808609f06ea
- 04 L 8a1945772726d5ccbcc3fc86602cb124b922b0a6071c3a3626921cd73c3756b8
- 05 L c18e831a7d540431a484ee34f429fd3d467317a08e45cdf742745d31453ad86d
- 06 R 35869d068e39956ddcc4a17bb087cbed17825b6755c9db3d9687070bc989c502
- 07 R 7887f33131ae3904a2e4cdfb61894bcf701dcf78a13dad8a01b49b87f72ddc6b
- 08 R 7f4ef8418761bec7c37e9f6da699515f31c6441ab021610640627b5276e78052
- root 646c983cd218f485dbe674584a5e288a4f6f9005c29caa3a6c48d093865c73f2