OpenTechnical

OT-2026-000047155

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000047155) never changes.

Identity and time

Publication numberOT-2026-000047155 · never reused
Internal UUID01a0ae7e-d0f9-7d91-b327-98a37ae553a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047155
StatusPUBLIC

Content hashes

Canonical texte38740b2c62ed1d9fe49e77bf19fe1e321275cbcfd85d9005648a5b3a2386859
Markdownecee7f7ac752f8d2fb6eac2498d30954117bc22a4a3c9369a0f4d86cf2bdb343
PDF
Publication page2b75fd1962601794adde9be47cb569309c39c755597727863a023d00097bab1b
Manifest271f4ffd949e520a36edc753a652ce838a335f0954c6c900431d29e41fe506c8

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
SignaturemUrMGVe9odxDWVbYcxSCPrROFhUooyqxBaMO4iI+O/KB3uRxpvczpC0vLWD0hHyhS+5NN/F/wmiMkZ4l5u/ICw==
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

2026-09-17T11:10:29.757968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155
observed 2b75fd1962601794adde9be47cb56930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.735514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155/manifest.json
observed 271f4ffd949e520a36edc753a652ce83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.714481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155/publication.md
observed ecee7f7ac752f8d2fb6eac2498d30954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.694289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155/publication.txt
observed e38740b2c62ed1d9fe49e77bf19fe1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.046373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155
observed 2b75fd1962601794adde9be47cb56930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.027274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155/manifest.json
observed 271f4ffd949e520a36edc753a652ce83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.007337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155/publication.md
observed ecee7f7ac752f8d2fb6eac2498d30954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.986810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047155/publication.txt
observed e38740b2c62ed1d9fe49e77bf19fe1e3...
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.