OpenTechnical

OT-2026-000026357

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000026357) never changes.

Identity and time

Publication numberOT-2026-000026357 · never reused
Internal UUID01a0ae71-f4a7-771e-8301-b9c29269e2d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026357
StatusPUBLIC

Content hashes

Canonical textb9364fe90955cc2d012611fc51dddf8454b980e52975b6c2996507ceec4dfaa1
Markdowne6391dbdf883bf14d21ba5d4b8a425fd9dee254aaf146a1e2973de7d60a1ff0d
PDF
Publication pagebbb4088dae91f199112ed81872b6178aa2489ae168f3450d41fa8e0e86d5df93
Manifest4202488da37a221027195d863fe6a2ee19dd4d5a8d6e35c4fe0e3a0337379296

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
SignaturejLqPhDXvCFN1H81gA9uBhLf8IxErCsGmOdd92xqvCGRelzp8xVI45RjeuxPpSvYVYaPQsGpIUMjxw3iaz+VMAg==
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

2026-09-17T11:44:19.871792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026357
observed bbb4088dae91f199112ed81872b6178a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.855577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026357/manifest.json
observed 4202488da37a221027195d863fe6a2ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.840901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026357/publication.md
observed e6391dbdf883bf14d21ba5d4b8a425fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.825007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026357/publication.txt
observed b9364fe90955cc2d012611fc51dddf84...
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.