OpenTechnical

OT-2026-000052118

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000052118) never changes.

Identity and time

Publication numberOT-2026-000052118 · never reused
Internal UUID01a0ae83-e78f-77b5-87be-ec94a800efa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052118
StatusPUBLIC

Content hashes

Canonical text53c68cc6d19b6901d826016cab220e10b48f55d5959f1f561dcd424d97fc6afc
Markdown54a0cec4ac7a522188b463d11c5ff36374b18596c6d78dde8ce419b6808e3dd0
PDF
Publication page3e90e413ea5a1421b86cafce098b1fc4369f082014280df551c978affa463feb
Manifest3f3ea7c2a5e923f8526866a3bcced2d09fd613c1dbd55e10b979ea44ca7b4f28

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureOO/J/WfC0CaVW3FIF7PpAxJI6pwUlLBIFGQIA210XtKY0uuM5QkSL7NIvA5J1tNO9anu38bgYN4l5WlOo2C6Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:39.805458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052118
observed 3e90e413ea5a1421b86cafce098b1fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.786853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052118/manifest.json
observed 3f3ea7c2a5e923f8526866a3bcced2d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.768826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052118/publication.md
observed 54a0cec4ac7a522188b463d11c5ff363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.751225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052118/publication.txt
observed 53c68cc6d19b6901d826016cab220e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.