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
CLARK DEVELOPMENT CORPORATION Award a ₱1.4M contract to T.G. OCAMPO CONSTRUCTION & SURVEYING SERVICESNational agencies
Transaction hash:
a0e8c3d42d5bec4ee4e69959e4a7f84571577cccb8c7c12d7a962b2f4513b602
Status:
Included and unchanged
Block:
#2,535 3,478 blocks after it
Position in block:
Transaction 76 of 121
Award day:
Oct 1, 2015 (11 yrs 1 mo ago)
Value:
₱1,390,284.86
Project:
Driveway
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 #2,535 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)CLARK DEVELOPMENT CORPORATION awarded it to T.G. OCAMPO CONSTRUCTION & SURVEYING SERVICES on 2015-10-01.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 a0e8c3d42d…13b602now …
- 2. Block Merkle root changedstored 04e3448b07…67b7a0now …
- 3. Block #2535 hash changedstored 2ae6a9bda2…b1b885now …
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 120 records. Each step hashes the current value together with the sibling shown.
- leaf a0e8c3d42d5bec4ee4e69959e4a7f84571577cccb8c7c12d7a962b2f4513b602
- 01 R a16a868cd0f823548c0aead789ba87303aee1bac9bec816e078eb7039a78b415
- 02 R 5821ed276c923be62f880aea55dfca0fb4bd1de710a21869101e975243aaf11c
- 03 L f25c0e3ff162687e9de30eb23e51c93d095b8028785cc9d0da9f7cd173f66502
- 04 L 5a861b02419298c7f1a17e86db2813a96440aff08cdd626c02673ffe52f66804
- 05 R b59b4acb96f34a0676a337bb3cca0078d23a8e695cb9c603bd841b1e7bb278b7
- 06 R 0cc4cce6b97d34b25481321d7e7f1ec2c16fb73bba114cd5714a8eba5ff85ea0
- 07 L f209867fe409cd6ea8409718a8b1df268d9fd120f9bcbae665ea3c0fcaaf3160
- root 04e3448b07bf14fb71bb5ba08450c9fe4144460d3191af0af62f59cba467b7a0