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
CITY GOVERNMENT OF NAVOTAS Award a ₱1.7M contract to AYANA CONSTRUCTION AND TRADINGCities
Transaction hash:
74c7f5d9cbb7a6c2ca5912ece137985b630b864a14832d51439a88cc08eafcfe
Status:
Included and unchanged
Block:
#4,746 1,267 blocks after it
Position in block:
Transaction 442 of 961
Award day:
Mar 14, 2022 (4 yrs 8 mo ago)
Value:
₱1,716,708.37
Project:
CONSTRUCTION OF VARIOUS INFRASTRUCTURE PROJECTS F
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 #4,746 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)CITY GOVERNMENT OF NAVOTAS awarded it to AYANA CONSTRUCTION AND TRADING on 2022-03-14.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 City of Navotas gave a "unmodified" 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 74c7f5d9cb…eafcfenow …
- 2. Block Merkle root changedstored 9894b6ce40…572378now …
- 3. Block #4746 hash changedstored 2a39bd2889…bfef0enow …
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 960 records. Each step hashes the current value together with the sibling shown.
- leaf 74c7f5d9cbb7a6c2ca5912ece137985b630b864a14832d51439a88cc08eafcfe
- 01 R 74fb067abfe95820e71a411cf1caa3181f634220323869d0cadba7f9cf425953
- 02 L b89a4def68cc02b0ffc87f4685a97b79c32cbf8e339ce55ea94a23fc99650849
- 03 R 834f5b91f9f71519c5ddd39bbf190190b6dc7b28543489260fc0d3f4cc01ace8
- 04 L 6e919c217d47f4cff77e89c31b89261346d6b07c581bd9f0055206ceb0634c08
- 05 L f2ab04b89e63e0f51c4e4db6bdb31cbd0599975c24f98d385f47f02b6f7b3ca6
- 06 L bc54a531949ca0281798ea863a18648fde99f504a933e3d213be850dbaa089a0
- 07 R 9e2348d32ace50329ced01d3b32fa0a136d6be47ee15e493c095a1c935374fd3
- 08 L e598f6182bc2c8e4b01673750e3025fee834931065f3cd1295920c05de06cfd9
- 09 L 38d591ff8df3a94eacbe815ffd63950a180e84d8a707177a6414a32d8ef51ac7
- 10 R 28de7133ace143b434a90bb0053eedc0ee6cf6ac0898285b1b02a0ad82af5ecc
- root 9894b6ce40fe49793505e29d43c6ad4a6fea5341b903e27e717c9c8c4b572378