OpenTechnical

OT-2026-000100153

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000100153) never changes.

Identity and time

Publication numberOT-2026-000100153 · never reused
Internal UUID01a0aea3-3052-7b1e-b299-ac33c6c2906f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100153
StatusPUBLIC

Content hashes

Canonical text3be66f22e986ca32926ae64af85dc9af268d2a186d519012650f1d5762e240dc
Markdown820672d8abe533efddc94a00abc201ff467b1c39fc792e5c08f07a1e6a5316eb
PDF
Publication page046307bbeb8fa20706714301e344ba0b8b973853f496ac9e9c16b60042314f26
Manifest00cc13e09a9d85dba03261fa0f1b4e2d0e7a50f90e4a3a23b076d145f4d0dae3

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
SignatureYhbQzppMaNwsXlLLlxmrRjR2IjoH7k7vSeYm5T4/tnVlAQ1pfgdbdsrtlH6Y/ZR3Siirw7fyKIYqhhM+gcYUDQ==
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

2026-09-17T09:27:51.548221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100153
observed 046307bbeb8fa20706714301e344ba0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:51.529519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100153/manifest.json
observed 00cc13e09a9d85dba03261fa0f1b4e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:51.510824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100153/publication.md
observed 820672d8abe533efddc94a00abc201ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:51.491243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100153/publication.txt
observed 3be66f22e986ca32926ae64af85dc9af...
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.