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 NE2NDDEO Award a ₱746.3K contract to R.D. TALENS CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
f90187b737dd41c8fe42e059966dae940c4bd67c3cff0b26396a1ee0a3a82dd3
Status:
Included and unchanged
Block:
#2,290 3,723 blocks after it
Position in block:
Transaction 121 of 125
Award day:
Jan 6, 2015 (11 yrs 10 mo ago)
Value:
₱746,250.00
Project:
14CF0041 (G)
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 #2,290 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 NE2NDDEO awarded it to R.D. TALENS CONSTRUCTION AND TRADING on 2015-01-06.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 f90187b737…a82dd3now …
- 2. Block Merkle root changedstored 6277149aa7…904082now …
- 3. Block #2290 hash changedstored c1ab9f1e23…04eabfnow …
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 124 records. Each step hashes the current value together with the sibling shown.
- leaf f90187b737dd41c8fe42e059966dae940c4bd67c3cff0b26396a1ee0a3a82dd3
- 01 L f8fa2ca3b2e61be2faa162fc9a5edf90936aa50b1dfd9c51a0eb3fe61fce0bfc
- 02 R cf253275a9b7f77f0ec233d2e3d80606a02c3f8a74ec57b3d7906152686a534a
- 03 R 375d2b85b61896a637d42e27907f0197fe6327ef1299b005ac7cd8d83251c24a
- 04 L 578743574953f3e5e75b76041d7b7fb18303e78bae3e931806f7f48c79627c19
- 05 L c06474adca7937dc295f89ba72b27bae5624dfb64f66faa09a072d7156b49172
- 06 L d6b6cfadfaa3c2c2cb9b17aeb824160a2b571fa499ad93e8f3515e7470fb5a8c
- 07 L ca7ad06eec3d6092ad43a7bbdc3e9c52035173071f71a5ba7b51892c1f3b690c
- root 6277149aa7a0b84abe6368443c90676d659430bff2de5bb5c971831ef3904082