OpenTechnical

OT-2026-000070892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000070892) never changes.

Identity and time

Publication numberOT-2026-000070892 · never reused
Internal UUID01a0ae91-8c2d-7a4d-90b7-0495661bea97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070892
StatusPUBLIC

Content hashes

Canonical text158767b3c38840c2ca18a9c1116ca40e99f57c3d1d4db96ebe93cc53b57d94fa
Markdown8f1c91e5b8abb357fe08033f3e29d7c12387b8237da50cccc2fd726c4f8f835a
PDF
Publication page7ad960a2a637bd15624849e2087787b411ba8293ae280868fc0d2aa102ba1e16
Manifestfd682ab9c8360958ef63af2c714c4216ebac78f0e76530f73fb375690357fd30

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
SignatureoT1+jIXFl4XmPsoa+mw/24FvPdFuosnhLAZJjngvBIOLS98B9RIDJ+ZWy6axvtKJCObJH3K4UPvJZnzjU6BECg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:43.152945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070892
observed 7ad960a2a637bd15624849e2087787b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:43.134753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070892/manifest.json
observed fd682ab9c8360958ef63af2c714c4216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:43.118920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070892/publication.md
observed 8f1c91e5b8abb357fe08033f3e29d7c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:43.101011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070892/publication.txt
observed 158767b3c38840c2ca18a9c1116ca40e...
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.