OpenTechnical

OT-2026-000086866

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000086866) never changes.

Identity and time

Publication numberOT-2026-000086866 · never reused
Internal UUID01a0ae9a-80a4-7f64-8525-a806cb642ff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086866
StatusPUBLIC

Content hashes

Canonical text0452a9ec55a1ec2958138e1e7260392b608fcea8aae261afe20b76257fcc7be7
Markdown62bac0886ed65a153a8b2051c8614581b5e98c50b81a45b5f242527b220e038c
PDF
Publication page07cc29b060d28737ff707fa347c4151dcd57f5915d3ead8432c3b990b91cbfa2
Manifest57db29945892833048266531188137717dc936ae3535587095fd3cb11bd74268

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
SignaturetoVuwtIqZ9Vea7pP+20W/KBAYsoJoSy7Er5cJu+ZIgQ6sjn/XhJZuMDQYKLQOipvTm1CCY68JKWeI4PnjJJ5Dw==
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

2026-09-17T09:51:42.503918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086866
observed 07cc29b060d28737ff707fa347c4151d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:42.485758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086866/manifest.json
observed 57db2994589283304826653118813771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:42.468159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086866/publication.md
observed 62bac0886ed65a153a8b2051c8614581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:42.450627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086866/publication.txt
observed 0452a9ec55a1ec2958138e1e7260392b...
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.