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
CENTER FOR HEALTH DEVELOPMENT - REGION III Award a ₱9.9M contract to ERSAN CONSTRUCTIONNational agencies
Transaction hash:
59a8e232df124dbef662bfcbed90dd4b3d3de9d3529b2ba0387164370b47d61e
Status:
Included and unchanged
Block:
#4,797 1,216 blocks after it
Position in block:
Transaction 205 of 586
Award day:
May 10, 2022 (4 yrs 6 mo ago)
Value:
₱9,906,501.81
Project:
Project 020-HFEP2022
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 #4,797 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)CENTER FOR HEALTH DEVELOPMENT - REGION III awarded it to ERSAN CONSTRUCTION on 2022-05-10.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 59a8e232df…47d61enow …
- 2. Block Merkle root changedstored a91157e4d8…b2059anow …
- 3. Block #4797 hash changedstored 4fc23c6e9d…588b92now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 585 records. Each step hashes the current value together with the sibling shown.
- leaf 59a8e232df124dbef662bfcbed90dd4b3d3de9d3529b2ba0387164370b47d61e
- 01 L 599581dddf7a9c7849ec3f4e29f2e12ebecffd52111afc43150053fab261dcc7
- 02 R fe1106b57100e55cf172c21b07ece8f3959c81cdaead621678a505b599641936
- 03 L a7efb767edca4af2d9a47dd128743efccd49f3e2329c02f3414bd348434236a4
- 04 L 8dbac6d81ac463788a5f3e1017cbe57fc97c8ad8aefea7188a5b7440ad854cb8
- 05 R 05bb925b67bc7a95df499e05a00f8a75b498923b4698aa1bbee83c31df540cf1
- 06 R c9fabd965cdeaf9961f61da93ce7ba47ff3160f49c973b856a6c82f89f0761eb
- 07 L b01eee6f9a927a42c9e51551327e5755955de05c4a81c0a250349e16efef4f65
- 08 L 242721dbaa38b48083b9513bb360e18f6bc76706fbcd114f176c7dddb8b3d570
- 09 R 19b938028c53bab2eeff16a9a4b6b1632d57546016112428ce69cc020123647d
- 10 R 6aee71fd72ba1f98beb7c5d2ca96d2f6ef3a2d524b069f1ee38bfb8af2ffe23f
- root a91157e4d81262db834c169cf1e89adb8455a9abcc5739b02e119b5520b2059a