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 ₱964.9K contract to TUCHAR CONSTRUCTION CORP.National agencies
Transaction hash:
e01031bdbdda5eb45f7070d817ad0096f2052ceb17a07a264a50f4f95956de5a
Status:
Included and unchanged
Block:
#1,767 4,246 blocks after it
Position in block:
Transaction 58 of 63
Award day:
May 30, 2013 (13 yrs 5 mo ago)
Value:
₱964,884.01
Project:
Repair/Rehabilitation of Multi-Purpose Building, B
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 #1,767 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 2013-05-30.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 e01031bdbd…56de5anow …
- 2. Block Merkle root changedstored 73fdc38e52…83c2cbnow …
- 3. Block #1767 hash changedstored 068e5b2e14…c407cbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 62 records. Each step hashes the current value together with the sibling shown.
- leaf e01031bdbdda5eb45f7070d817ad0096f2052ceb17a07a264a50f4f95956de5a
- 01 R e73dbc96795e86f7e43cb4e87569cc4e0e3d52394b648eacb61c9bf147b77eaa
- 02 L 0aad29b2845109f60e98c20aac35ed4f7752d57442fbda47c102e502cf5f8f61
- 03 R 6c36761282808f23c9a2993d88578d731a5f92db853b986d4dffa4675b5c2fd9
- 04 L b24b4557cc81d77903af727fded77195e7571e4cf537d2c09a5a9be1fd5358c7
- 05 L 3dda58107980510252637f4210c482151f46c94ff00ee1d48cad3b51b5b2a023
- 06 L d17f0b5fd4b17230f9edb623afa5fcea8e3a8156bbcb6108edb7444ea6ea7072
- root 73fdc38e52c8cb6071acd4caf3753321519c8a23feeed3f8ed7f87568383c2cb