OpenTechnical

OT-2026-000011351

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented after 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-2026-000011351) never changes.

Identity and time

Publication numberOT-2026-000011351 · never reused
Internal UUID01a0ae6c-88fe-74b8-8ca5-786cc8d31318 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011351
StatusPUBLIC

Content hashes

Canonical text359912ed1307ae94737db8ab4aed182da7e61f51c06c9cdf803854b676910782
Markdowna6860f88867b951f4104d1b6cf9521bec05f50bb7acf717a0ba8e03c7c9a7c73
PDF
Publication pagecc6c53c3b05126daa20698abebd16459aac9402bd5e41f578b7b99a2e11a097f
Manifest413a49168ccc7e9ee26fea960bfe3817143c460d77abfcaf9b5d0f8c8da71e92

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
Signaturev2xsENRSg09fLCryPOCaCSE3t1W3wAJrnzf8GOJFZs8WA71CdpyTIOaP0dXDmK/AS+7EiVxzGCHhvWnMAbrQBQ==
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

2026-09-17T12:13:04.834147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011351
observed cc6c53c3b05126daa20698abebd16459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.813347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011351/manifest.json
observed 413a49168ccc7e9ee26fea960bfe3817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.792452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011351/publication.md
observed a6860f88867b951f4104d1b6cf9521be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.771650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011351/publication.txt
observed 359912ed1307ae94737db8ab4aed182d...
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.