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 BATAAN Award a ₱10.0M contract to R.Z. TIGAS CONSTRUCTION AND TRADINGProvinces
Transaction hash:
66e04ff0fa6e72a779cbd8ccc69f6de1115bbe83f791e56df0650b0dc57e4baa
Status:
Included and unchanged
Block:
#5,034 979 blocks after it
Position in block:
Transaction 37 of 102
Award day:
Jan 12, 2023 (3 yrs 10 mo ago)
From:
Value:
₱9,950,183.73
Project:
Construction Projects
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 #5,034 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 BATAAN awarded it to R.Z. TIGAS CONSTRUCTION AND TRADING on 2023-01-12.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 Bataan 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 66e04ff0fa…7e4baanow …
- 2. Block Merkle root changedstored 10f016142c…408a57now …
- 3. Block #5034 hash changedstored 8a6fad7fd9…076917now …
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 101 records. Each step hashes the current value together with the sibling shown.
- leaf 66e04ff0fa6e72a779cbd8ccc69f6de1115bbe83f791e56df0650b0dc57e4baa
- 01 L 66589ad4322a7634892b247c12af90cb0d670ce563919b563798f828e066a2e5
- 02 R f17ec9c77ad21678b4a3ce714f870765427fa8dd7bffd47b919854022c9393c2
- 03 L 0fe7e2e054c648729a8cf4b4a97329e960942373754a40ab9fe0a34ef39f0e7e
- 04 R 97a4d23b808437a73637501552462ac116e0eab73148a867b5ed5f263386d272
- 05 R c34df7467d15290fc64b1e548070a57b5f7526de948bec13cd6aee73d5a92dee
- 06 L 88ca4f66825d44ad86a8714ab18431c013359d2171ef185a8828683b0b27ba81
- 07 R bb2d46546d25b1e8d1ca764a1b8a88a6bdf9183db67047bccaeae2db2319e30f
- root 10f016142c5185951e5e2ca2cfe79c7104e52ddf73ca0d1d079bafde9c408a57