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 ₱1.6M contract to DOUBLE Z CONSTRUCTION AND SUPPLYCities
Transaction hash:
40df0b406aaefd2f0641675e958d3656dcdecb002f0e3e312b3ea708892968b7
Status:
Included and unchanged
Block:
#4,746 1,267 blocks after it
Position in block:
Transaction 243 of 961
Award day:
Mar 14, 2022 (4 yrs 8 mo ago)
Value:
₱1,587,566.61
Project:
CONSTRUCTION OF VARIOUS INFRASTRUCTURE PROJECTS FO
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 DOUBLE Z CONSTRUCTION AND SUPPLY 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 40df0b406a…2968b7now …
- 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 40df0b406aaefd2f0641675e958d3656dcdecb002f0e3e312b3ea708892968b7
- 01 L 409f505f1a6d4aa9bb9428b4a4f726389e08f3f29bbd47c35a4df9cffe53559c
- 02 L 2cdc439f3c90ffb47790965d179939e57f40424f43db4aa0fc4469f5e6bb5d2b
- 03 R 2810049fc7a40321a2a368b992d215fe9ed616a163243d0f3cb859ca0a70bcc4
- 04 R e82bfdecfe89a89bfa4826e02e587baa527939f0242c2119cf411a232841d3d7
- 05 L add6796426358260d0be026138280799be65ef2434acc85e4105dade8699bc0b
- 06 L 7069cf173de52eaa82835e9658a6a24be49869997767a15625937c197af1515f
- 07 L 4b21a76dafcd224f9780256fc7ea06b2ddcf73d7529ebf902d6d8dcfbd6ee17e
- 08 L 871a4ed70c6917a0e25c4c6f71a26783da50c0abc9a24fa4daa7cb87918555fa
- 09 R 1bb49ae0e3c6f318f390d6a0e9113852c84f4a394adada7c4bd164ef9b8eb2f1
- 10 R 28de7133ace143b434a90bb0053eedc0ee6cf6ac0898285b1b02a0ad82af5ecc
- root 9894b6ce40fe49793505e29d43c6ad4a6fea5341b903e27e717c9c8c4b572378