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
PROVINCE OF CAVITE Award a ₱129.2K contract to CTY CONSTRUCTIONProvinces
Transaction hash:
625f3cf89bd80d439d04348bd3869acb0d1ecb7c06871e48cabaa70c1d521a31
Status:
Included and unchanged
Block:
#1,824 4,189 blocks after it
Position in block:
Transaction 30 of 72
Award day:
Aug 6, 2013 (13 yrs 3 mo ago)
From:
Value:
₱129,213.12
Project:
lump sum
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 #1,824 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)PROVINCE OF CAVITE awarded it to CTY CONSTRUCTION on 2013-08-06.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 Cavite 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 625f3cf89b…521a31now …
- 2. Block Merkle root changedstored e2872f9407…81d1e8now …
- 3. Block #1824 hash changedstored 9c15e2ea4b…3a84fbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 71 records. Each step hashes the current value together with the sibling shown.
- leaf 625f3cf89bd80d439d04348bd3869acb0d1ecb7c06871e48cabaa70c1d521a31
- 01 R 63da759f9e450358e6fe54e41b30052dd32d8a55428e25620804c1f070773d88
- 02 L 4e08ae5cda7135fb9983ea9132fe04b2e8789d00780505e0caf6a9c4d61f978e
- 03 L f380a5cb34b0322c8ffb86839e7e0b65270aecbd42b27a2fb0661deb7c0b7df7
- 04 L ced58437d6c74c3fc3089be3d775e398291ceee791465d82c7a1091bef24124d
- 05 L 3435a7ad6734c6443150789a8318bd6b7162165ecfaa26eebc148c6b0823457b
- 06 R e922f5c471b4c504e8ba2029aeeb97379ddd5f2c8004a9d8c2e4f3091d6d6125
- 07 R 6f72ffc2189b4d9e18f624e11aac0b57b760d4dd375d16d60e9418513d30e022
- root e2872f94075340edb34cb379821f928e033b3b1872251f3161b087a90781d1e8