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 1ST E Award a ₱8.1M contract to TUCHAR CONSTRUCTION CORP.National agencies
Transaction hash:
a89e65a804e37cf35dbc9b73ba44b5a08cf5f479756ea033d78eb333a1c5951b
Status:
Included and unchanged
Block:
#2,026 3,987 blocks after it
Position in block:
Transaction 65 of 101
Award day:
Mar 17, 2014 (12 yrs 7 mo ago)
Value:
₱8,142,717.14
Project:
Construction & Rehabilitation of Retarding Pond an
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 #2,026 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 1ST E awarded it to TUCHAR CONSTRUCTION CORP. on 2014-03-17.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 a89e65a804…c5951bnow …
- 2. Block Merkle root changedstored d2142d0bbd…632c17now …
- 3. Block #2026 hash changedstored 85fe27af34…d69efanow …
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 100 records. Each step hashes the current value together with the sibling shown.
- leaf a89e65a804e37cf35dbc9b73ba44b5a08cf5f479756ea033d78eb333a1c5951b
- 01 L a85b7da6d9c68b4e63bbf4c57a316a310bb173c9601db3edb9362453e161dac5
- 02 R bc5296772c166154d7a24ca30421867d7a24a5c357ab753fe882833ab2fa0b6a
- 03 R 4e2aee68ab0dd0665ca90c45dd3cc27a09ede8091cdf6ad2db03368fa1b303df
- 04 R 721d62afd6250a34c1564b9daf7e1cf0fb18248cf8d093064b10d391823a0713
- 05 R 9b70026f735e70a8171e0c6000ea8817cc3b40ac40dd99094493db8345aeedb0
- 06 R e739a609853875c2b1891f398832830c54d8577b735711c7bc871dd468bd32ff
- 07 L e52ec27c289d5f0770aa93b867f3a00879de244606af26a7e585e76774819df0
- root d2142d0bbdb4d48daa345efd54c127b5cfb9fcff0b59f50b8f386abbc3632c17