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 - CAMARINES SUR 3RD Award a ₱6.0M contract to IA FERRER CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
59d40d1a5ac18653a2a268cd83470d4534673d44bd329e6c1c57e4379ebc8f2a
Status:
Included and unchanged
Block:
#2,405 3,608 blocks after it
Position in block:
Transaction 63 of 191
Award day:
May 12, 2015 (11 yrs 6 mo ago)
Value:
₱5,969,754.39
Project:
Water System
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 #2,405 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 - CAMARINES SUR 3RD awarded it to IA FERRER CONSTRUCTION & SUPPLY on 2015-05-12.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 59d40d1a5a…bc8f2anow …
- 2. Block Merkle root changedstored cb84cb94bf…0defd6now …
- 3. Block #2405 hash changedstored 0c0db2f13b…1e59e1now …
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 190 records. Each step hashes the current value together with the sibling shown.
- leaf 59d40d1a5ac18653a2a268cd83470d4534673d44bd329e6c1c57e4379ebc8f2a
- 01 L 590f087b14bf28bd06051fc73243a6cbe9535863776396125ba6ceb63f97d44f
- 02 L e15cabf0a294c11a2baf90ac3a12451244ecaa85c38347fdecaf63d22646c01d
- 03 L 88971eb7050e1e942ce53d0978bdddb3294320bf0443032693203c0ad179cf5e
- 04 L a760c4298f646f96ba8705d8c44d18469633481a3a9685b9a669df84bbfbccba
- 05 L 2f7c912dcb1dad4b07d4a340918d995a976e20f2d952e8b2f24988e40162166d
- 06 L b09961b353924ae3834ae38e70e2c95e9f6d8a9e1e881035536f5a2ce40dde4f
- 07 R a790e5de368c4389be0012b14376c62a170592ac4125f2c3b77b82219744f82b
- 08 R 78639231548a9a62fcec34042a8dd3b962d9489fd868a8e5870496ea980705b4
- root cb84cb94bfb8d2599aef96413696ad8219d97107f753ee9e7943e54eb40defd6