OpenTechnical

OT-2026-000092253

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, sustained 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-2026-000092253) never changes.

Identity and time

Publication numberOT-2026-000092253 · never reused
Internal UUID01a0ae9d-875b-7c1d-8efd-f4acb652618b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092253
StatusPUBLIC

Content hashes

Canonical text19f846405dd80b74c5d1b4cda8e908c0ba1fb11917325f84abf8bece97e4b8a6
Markdown618b4d05f5d8f6b28c16443db1aac02e0c39c4cf249cbc917d06db2851f7c747
PDF
Publication paged02ca42a96208ecfa75fa92edbf3038dbbba8d25b06731df6c1914121c27efb0
Manifest8357e6c945c774e72c4883891427bbca9d952308015626c8b39e5bf49bc0aade

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
SignatureQfMPDQm5OAwA3Ci3tgG7oFRDjc43mZE6zbsDjQJPaJW8ikBPY5oSKWVFl0WOLZqpTpyQjGocjJpTBMcph32WCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:46.717001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092253
observed d02ca42a96208ecfa75fa92edbf3038d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.700333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092253/manifest.json
observed 8357e6c945c774e72c4883891427bbca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.683238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092253/publication.md
observed 618b4d05f5d8f6b28c16443db1aac02e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.665407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092253/publication.txt
observed 19f846405dd80b74c5d1b4cda8e908c0...
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.