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 ₱46.4M contract to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORP.National agencies
Transaction hash:
d2a095bd43d14904652df845f3264eee1059afac31394653a910c21f55f1084e
Status:
Included and unchanged
Block:
#4,706 1,307 blocks after it
Position in block:
Transaction 1,146 of 1,424
Award day:
Jan 31, 2022 (4 yrs 9 mo ago)
Value:
₱46,353,618.68
Project:
Contract ID No. 22OB0196-Name of Contract Impr
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 #4,706 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 ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORP. on 2022-01-31.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 d2a095bd43…f1084enow …
- 2. Block Merkle root changedstored 8e3eb8e530…7f5c44now …
- 3. Block #4706 hash changedstored 4808261ae5…b28888now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,423 records. Each step hashes the current value together with the sibling shown.
- leaf d2a095bd43d14904652df845f3264eee1059afac31394653a910c21f55f1084e
- 01 R d2c78d0a8eecb3ba6f6961fd464ad864797a38caa5842c6da00e6c2d1e991380
- 02 L 105f51a3217fdbd202dd8b91ea596de7623b7c27b426390d9eb086098856c752
- 03 R 0137036395321cf882a0d22bf0123d43fc6ecb0fa726020ff4b5d4c4503dd50d
- 04 L a0953c2a739d3a6ea821e7ea256665608d3a5773485270a82aeeaa60fdb1fd79
- 05 L cb59c0504a0c888c364998e8eccba530cf5988e06ab00e1b6deed8789b1ae11a
- 06 L c67a545e8a3c93a161a7996b39c54cebae04f941fe7efc8aa2c19a4c24f89b2c
- 07 L cad2f269bcc082b6cdc32b5fc141e60c94772e39271e2d203b7b67ea97ba77f0
- 08 R 42733985905181f90e7ebc129aaed68b467773b1985debe7290678c59b1bde50
- 09 R 288994a52dfbc23923bd3061a278f901a1ae99b2e9ff2fdbc5bcdb675a09ab30
- 10 R a0a53ef5a8a81653adfc4d87c6deada79003ae63727f489da4bf61c8ad05fb8e
- 11 L d95676bfddf231ccc3848b2c960794c0b327a58f62ebb4307b26a88e4170ea4c
- root 8e3eb8e530abbc90e1ce078f07f2e2efed95173240a714b8f0d927e4cd7f5c44