OpenTechnical

OT-2026-000101673

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off 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-2026-000101673) never changes.

Identity and time

Publication numberOT-2026-000101673 · never reused
Internal UUID01a0aea4-0e16-74fb-a332-4f10aa866397 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101673
StatusPUBLIC

Content hashes

Canonical textd5eefd7f430d74746431164b058a9929f931b8fa7d6eecd6d6d157d5d34d4a58
Markdownaf7a3f4a7c35c6a9d438e14359614be025b107018ce9bbee26f5d998bc6b03b8
PDF
Publication page16f865ecb6b09b20e0d608ab9c26ac1675d3d1433f7872dcda07bd3eea0eb716
Manifestde593999c360be7a503d61d2acab6837c3d918b8ca06664724c49b31e37b96f8

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
SignatureKqVGXDWK/BHC1EBNJM/53yM6BiYntbFpshf5xye9G5Ravy3I0Yx5qkU+9cYow3/43HbRa9+NV3AH7xu88dyeDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:07.147518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101673
observed 16f865ecb6b09b20e0d608ab9c26ac16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.129575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101673/manifest.json
observed de593999c360be7a503d61d2acab6837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.109480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101673/publication.md
observed af7a3f4a7c35c6a9d438e14359614be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.092142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101673/publication.txt
observed d5eefd7f430d74746431164b058a9929...
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.