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 3RD E Award a ₱19.1M contract to I.M CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
a7e8e08077382a3d7d4790fda14dc4bd83b664c385d9096df86a5876a05d9721
Status:
Included and unchanged
Block:
#4,467 1,546 blocks after it
Position in block:
Transaction 147 of 222
Award day:
Jun 2, 2021 (5 yrs 5 mo ago)
Value:
₱19,144,820.66
Project:
21OD0125
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 #4,467 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 3RD E awarded it to I.M CONSTRUCTION CORPORATION on 2021-06-02.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 a7e8e08077…5d9721now …
- 2. Block Merkle root changedstored 2ef6983720…2570f7now …
- 3. Block #4467 hash changedstored f883b369d1…59709cnow …
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 221 records. Each step hashes the current value together with the sibling shown.
- leaf a7e8e08077382a3d7d4790fda14dc4bd83b664c385d9096df86a5876a05d9721
- 01 L a755cc482d94ac6af43763b6d2e119d2f12f5e95559bc004f9fdacc7c0983b67
- 02 L dcef02cb4539b7325ad941b149dd423dc915a21a936277a6c5afd70aaef89087
- 03 R 575e188819cf7722b859a00bf1713233b2a005fccb1bde225251f24a390a33af
- 04 R 87fa7144079ab40227ebf45a931f3af6c8f7c09637b729354c0a166164b02e99
- 05 L 7e0cfce8c3b169134c4e253cf56724da53e94e9eb6098be0846ebc576f61c520
- 06 R 9fdde0e3019572a51e6e30c95aea998114163000024ec28e142b54bbacdd3a11
- 07 R 88b4c10978ac8ce62bf5b53a34cc74c37d6052414328abe409d9666abaf47321
- 08 L f6a490da019fceb555e8ac498bb08daade14a84bea9e3936dfce873924fdde64
- root 2ef6983720060ea8995d8eb75af22d4b81b080ba6d20c6d0785e56701e2570f7