OpenTechnical

OT-2026-000069241

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000069241) never changes.

Identity and time

Publication numberOT-2026-000069241 · never reused
Internal UUID01a0ae90-b528-7128-acd0-6dd9cf935572 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069241
StatusPUBLIC

Content hashes

Canonical textaee5840bd1fca159570ee3e5c000d5eb35ea0d986e5a66c741a706bd562a6230
Markdown2efff41759dfbdf006e06543a81be219ac56239652fcc797bfac2e850a74653c
PDF
Publication page376d184a9029ddba9aa702caa0b71b7387ab2e53ab824d6ff826c1b9b97db6e9
Manifest0b29ad03b088379a30a0ca0a92d7befe6fa43760f8142aa44f424e4c8eb8e6aa

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
Signature3Ux78LRnsYKoji60J7qB0UMDZhQI7GZJZtzzsRdvbQWkksDgfb6DWk6es44oAB1fpoY8xMh8Zlrb0it6mhKyBg==
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

2026-09-17T10:27:18.690287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069241
observed 376d184a9029ddba9aa702caa0b71b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:18.673170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069241/manifest.json
observed 0b29ad03b088379a30a0ca0a92d7befe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:18.656092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069241/publication.md
observed 2efff41759dfbdf006e06543a81be219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:18.638898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069241/publication.txt
observed aee5840bd1fca159570ee3e5c000d5eb...
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.