OpenTechnical

OT-2026-000082888

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000082888) never changes.

Identity and time

Publication numberOT-2026-000082888 · never reused
Internal UUID01a0ae97-8cca-78df-8fb1-011143065d22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082888
StatusPUBLIC

Content hashes

Canonical textadcd7cecb68d5f60c33cbd356f5d5465eb0f3dd64f58ebdd6c3c45cb16f5b92c
Markdownc3e19675267ab1173cc6991f99f8dbf11bfddb79dc9cc7093479cbc99d815179
PDF
Publication page6cfe6c5bf39636e5d34c808eeffd2eb087f657523438db89964011586443ddda
Manifest2e62b03d95aca266d469d4b9dc2ced7a07ffb3b5b26c008462a4ad4a01c62113

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
SignaturebNm7MygNVZd3uacGYKrEhSG6zcxwgmaOHKKpRDRxbichzlU7QgLy+taJxp3MoXhe7lEpAPWBqSZe6yX3LosbAQ==
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

2026-09-17T09:58:34.369305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082888
observed 6cfe6c5bf39636e5d34c808eeffd2eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.352993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082888/manifest.json
observed 2e62b03d95aca266d469d4b9dc2ced7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.335420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082888/publication.md
observed c3e19675267ab1173cc6991f99f8dbf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.317713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082888/publication.txt
observed adcd7cecb68d5f60c33cbd356f5d5465...
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.