OpenTechnical

OT-2026-000025046

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000025046) never changes.

Identity and time

Publication numberOT-2026-000025046 · never reused
Internal UUID01a0ae71-2728-7204-a5ca-58f1287a200a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025046
StatusPUBLIC

Content hashes

Canonical textbd4448139fc600ea9d5e89f47d7b060f8afd1d18b53c4ba538ae0c9a43776a39
Markdownd5d17bd4fd48f55d789225ff8624c4bbff61d997575eba72e0e90ab69ef93711
PDF
Publication pagec67ba905df5f4ed6082bda1e0e6dbb658822c9d05a9c626de890e565e0324fed
Manifesta3952879b256b45a17261374708ca0413aaa5e72f878432a0e0ded8832506a2f

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
SignatureU82Gf49WdzS5jJFJO/Gxyjyqgx/YlGiGStnztNprQkBCfO4cziZ7MxY4pHaRN9YhJjYOIGpDUPVaOXdc8gaMDg==
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

2026-09-17T11:48:27.196556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025046
observed c67ba905df5f4ed6082bda1e0e6dbb65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:27.177715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025046/manifest.json
observed a3952879b256b45a17261374708ca041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:27.159939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025046/publication.md
observed d5d17bd4fd48f55d789225ff8624c4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:27.140446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025046/publication.txt
observed bd4448139fc600ea9d5e89f47d7b060f...
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.