OpenTechnical

OT-2026-000044534

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000044534) never changes.

Identity and time

Publication numberOT-2026-000044534 · never reused
Internal UUID01a0ae7c-39d8-783b-947a-e3c6e20ba65e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044534
StatusPUBLIC

Content hashes

Canonical text3d0691e73c2adec29b238f7161ac5aed73c1e4d1a5ba4319347d6f7577973241
Markdown187175106392e7ead8441251987706d3bc80f49a0364a5a9049671a495303092
PDF
Publication page80e6f307772f14a188dce77e8cb181f10802b338e8565a318dfa6c749343fdd4
Manifest10b7ebe8eb84f0fed4a3ad311d2f950b92023c645d9adbf0d2dbd9fde7bd1201

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
SignatureW1waU1uJZV4yadTpp+DcVQVrbXpuWn4xyQ/3C44/Lx5sbeqWZkXhQJgjrXLJf9RYl8WgSgCKbUGGh24wNusNDg==
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

2026-09-17T11:11:43.016213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044534
observed 80e6f307772f14a188dce77e8cb181f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:42.996274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044534/manifest.json
observed 10b7ebe8eb84f0fed4a3ad311d2f950b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:42.977167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044534/publication.md
observed 187175106392e7ead8441251987706d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:42.957192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044534/publication.txt
observed 3d0691e73c2adec29b238f7161ac5aed...
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.