OpenTechnical

OT-2026-000008982

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, vented 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-2026-000008982) never changes.

Identity and time

Publication numberOT-2026-000008982 · never reused
Internal UUID01a0ae6b-31b8-7f7f-96eb-db107a62e592 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008982
StatusPUBLIC

Content hashes

Canonical text78c443d0c38b0b373205f7146f8a8515e09386cae2062556f362bd19d65f3fd7
Markdown82e77f487de1f010900f96f0481026fe0cfd900920c9eb324b0c569d7153891e
PDF
Publication pagedb6a94772767d9dd8f71eca5e07921faa269fbb2695efa52c3cfba5700bf46bd
Manifest19667d4e84f15f02b879597c57a241001d66764f12f98cbbd0a72870c2444057

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
SignaturejFpf4QHhTaYhkdiZD9+M2O/ieFaX5vrCS6GQI8qtZKLNgsA/9GB2jRSmqxkcLiQWIqftWz92IRx6Tp5lp8IRBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:36.373655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008982
observed db6a94772767d9dd8f71eca5e07921fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.354012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008982/manifest.json
observed 19667d4e84f15f02b879597c57a24100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.333599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008982/publication.md
observed 82e77f487de1f010900f96f0481026fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.294263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008982/publication.txt
observed 78c443d0c38b0b373205f7146f8a8515...
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.