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 - NEG. OCC. 3RD DEO Award a ₱4.7M contract to EMR BUILDERSNational agencies
Transaction hash:
ac4e6f71e5aa77c33fba13491efe4a67ce268a4f382953f02a7456b4f6adc4cd
Status:
Included and unchanged
Block:
#4,361 1,652 blocks after it
Position in block:
Transaction 235 of 340
Award day:
Feb 11, 2021 (5 yrs 9 mo ago)
To:
Value:
₱4,702,069.08
Project:
21GM0049
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 #4,361 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 - NEG. OCC. 3RD DEO awarded it to EMR BUILDERS on 2021-02-11.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 ac4e6f71e5…adc4cdnow …
- 2. Block Merkle root changedstored 9df6f63064…40297fnow …
- 3. Block #4361 hash changedstored 0305164d33…292f3bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 339 records. Each step hashes the current value together with the sibling shown.
- leaf ac4e6f71e5aa77c33fba13491efe4a67ce268a4f382953f02a7456b4f6adc4cd
- 01 L aaa67aa2df681e2fc143d2be9106d6894a879f8e920d1b36357b0ad33e7a7a82
- 02 L fa4eb9b1337d0c3263daee064f78f5f3d3606c0724943bd2a837182d8831ca87
- 03 R 0b31a0fe4669957131186e6e2448fdcb3c17d70f19e58365478f39565c6a9f7f
- 04 L 9e20d158c0d0a48100f8957bb47219719d346dedc7131c4a296afa2cc5648faf
- 05 R 80b987687d6f7bd22fd24e06569217b45532a5b46a002d032a85bdb50b9b207b
- 06 L 900282621bf4c870be8617993782502ad903777494f61d479b07d9743eb0b7fd
- 07 L a8fee26c27d8eaaac4d7325d1c71282ec9bba77021215e900e56502ab1b017cf
- 08 L 5d8a91f83dafe6e28291aab4b4ad310d8e32ba2f45f347fc8710a5fc3bf15082
- 09 R b4c59bcd6340b9835d16f7688e1f8c118c81b54b81483efe288f1f57b9085418
- root 9df6f630648cd7495c2768ab6dfb9da07bb78f75ddab0ba649497e942c40297f