OpenTechnical

OT-2026-000024778

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000024778) never changes.

Identity and time

Publication numberOT-2026-000024778 · never reused
Internal UUID01a0ae71-2726-7ed8-a205-40adf3c4b25d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024778
StatusPUBLIC

Content hashes

Canonical text0138fe8be25bae61d511d8ae967f0938792d433ce970d8f94a680c590ecd5434
Markdownfea612117dba2983a4add064961187d4a290ae53c758a84d8d88fd2b75d63f9b
PDF
Publication page1c4f5368db8fd18908fec1e6d61128c3900422dc7bffaace686b576bb6943d6e
Manifestd9a68a761b8b345b310559e8d9b97fea3013d19189ba6a434d24b06188e538e2

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
SignaturePRUXxSC0NEPqfsMXKXFMGTjHkmHhU392rGvnrtW3whpGQoCKhYSIpc69Wrihrxrz+lohH45w/TVTj5frEEmUBw==
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

2026-09-17T11:48:02.891909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024778
observed 1c4f5368db8fd18908fec1e6d61128c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.876678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024778/manifest.json
observed d9a68a761b8b345b310559e8d9b97fea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.856501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024778/publication.md
observed fea612117dba2983a4add064961187d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.836800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024778/publication.txt
observed 0138fe8be25bae61d511d8ae967f0938...
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.