OpenTechnical

OT-2026-000101083

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101083) never changes.

Identity and time

Publication numberOT-2026-000101083 · never reused
Internal UUID01a0aea3-c377-7031-a86e-bd695011dd94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101083
StatusPUBLIC

Content hashes

Canonical text339860b40eed6932532d927ad681892145adce714b1f6d8b57cc339113f5259d
Markdown0b4961491cc3cfcc8482440c9b6fac5f10e9ab347a476bfd9b6303b86937a2fe
PDF
Publication page108efd6522f35fb7ccfec4f659af71d753129756e28f1e3e78f616c704669523
Manifestfce70a61a13d81b3084f469a028784965e9c665c74a65e29473824497586c8d9

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
SignatureqvjSFnG5iy79xjxa06AB3Xj+e+SSqHLNeMU7U8h56fkPmmUa2lXdEcPFAPRtKiLRTbMaN5JhCwDgspohwFGaCA==
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

2026-09-17T09:26:42.199095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101083
observed 108efd6522f35fb7ccfec4f659af71d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.182032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101083/manifest.json
observed fce70a61a13d81b3084f469a02878496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.165417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101083/publication.md
observed 0b4961491cc3cfcc8482440c9b6fac5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.150003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101083/publication.txt
observed 339860b40eed6932532d927ad6818921...
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.