OpenTechnical

OT-2026-000041130

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000041130) never changes.

Identity and time

Publication numberOT-2026-000041130 · never reused
Internal UUID01a0ae79-b142-7d7b-918b-d771b000410a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041130
StatusPUBLIC

Content hashes

Canonical text892acfffd3f39816ce04749fc4a95bf7e3ac8ec049c4a8362083ac62d41cbe23
Markdown46cc297d233d5b63889fa75d370681822361be8327f6ec8d9882e9e662f84db8
PDF
Publication page1a571e40094d8382e75ec5e9a2bb4162a914c43f5297435bb3158577f910f212
Manifest6bfa1f02afa19af846289ced4a5f26e43bdaf5250afcf0e0c6da73d5bbc524c8

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
SignatureVmVMuHeuSyeEPxbmyhv5o4/o37joclx+WP5xlGrS8ICEF64wy7jprOkGJn9/rqpIFLinH05PCuTPsDV+4drnAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:17:04.056996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041130
observed 1a571e40094d8382e75ec5e9a2bb4162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.039877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041130/manifest.json
observed 6bfa1f02afa19af846289ced4a5f26e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.022081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041130/publication.md
observed 46cc297d233d5b63889fa75d37068182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.004449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041130/publication.txt
observed 892acfffd3f39816ce04749fc4a95bf7...
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.