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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA SUB-2 Award a ₱1.9M contract to PETER G. CHUA BUILDERSNational agencies
Transaction hash:
8cbbb86a7bc6fa9026a70ea251144a68350322016cf9e8a20449cbabff1765df
Status:
Included and unchanged
Block:
#2,366 3,647 blocks after it
Position in block:
Transaction 72 of 130
Award day:
Apr 1, 2015 (11 yrs 7 mo ago)
Value:
₱1,850,252.23
Project:
15OI0042
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 #2,366 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA SUB-2 awarded it to PETER G. CHUA BUILDERS on 2015-04-01.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 8cbbb86a7b…1765dfnow …
- 2. Block Merkle root changedstored 80729a4318…d4e39dnow …
- 3. Block #2366 hash changedstored 27f94c3a3a…6d0ebanow …
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 129 records. Each step hashes the current value together with the sibling shown.
- leaf 8cbbb86a7bc6fa9026a70ea251144a68350322016cf9e8a20449cbabff1765df
- 01 R 8e094f6781e7d9a6d2dcf4753265c507a2e23b3a77c7a2e05eaebe08e3c225ca
- 02 R 6b010ec7ce436ae74efe47ced9a1d5cb411102f76d836e85b75b20798051b217
- 03 R 32e46e5defd22eb9faa08bd19a53b71250b1ef0cb0edc1febdec9f9061f5999e
- 04 L ccb2cb732f2728ccfc5674b8c7a1602570f3c9ea5faea577f18467d21ab92555
- 05 R ca8128e0f69ec75c8fa593fd21eebe4b2e85e4127374da3290968af3451daeb2
- 06 R 02bbfafa7f00c6faf6e388cb06596bc25fbfb14255a9a77cc441f913bbf927f5
- 07 L 8e692c29a49a676626d6b33a1ec63a6dbcd08c39db80307fc889dab2e0559a27
- 08 R 7b9b81113ecd013444de47efa85d5754a5477d298dad9cc1a2d3b1bb23f29dcb
- root 80729a4318f861c3a9d5d8cce7fc6a85033c005f923c4ea67821da95ded4e39d