OpenTechnical

OT-2026-000050783

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single 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-2026-000050783) never changes.

Identity and time

Publication numberOT-2026-000050783 · never reused
Internal UUID01a0ae82-c7b2-7f84-9063-2442da7648b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050783
StatusPUBLIC

Content hashes

Canonical textaa9403b7beec9032be1a4c17227b5fe5a5f143be7df84a42ab0b1da66fb11f24
Markdowne75359ec80b42bf3bc58d5f6d8b312300984481ddd990362b683c0d771ababb4
PDF
Publication pagedfe2ea9901d72d751b521581f9e8424b90ab2c9a515abe6a05c70316761b1de3
Manifest209a6a3219548247637d0fe169c6d38a14a5914ecde888cd66478199f8a7844a

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
Signature/Au8c/RZFvcclGvxUpey0Mn7lXjllfuCBMSkcZkPuz9P0aVR/WEAq5rlGhjzF2c+p7ziwCF3aENyKoLet3gsCg==
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

2026-09-17T11:00:17.847323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783
observed dfe2ea9901d72d751b521581f9e8424b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.823431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783/manifest.json
observed 209a6a3219548247637d0fe169c6d38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.820153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783
observed dfe2ea9901d72d751b521581f9e8424b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.802147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783/publication.md
observed e75359ec80b42bf3bc58d5f6d8b31230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.796663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783/manifest.json
observed 209a6a3219548247637d0fe169c6d38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.777827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783/publication.txt
observed aa9403b7beec9032be1a4c17227b5fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.770812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783/publication.md
observed e75359ec80b42bf3bc58d5f6d8b31230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.750310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050783/publication.txt
observed aa9403b7beec9032be1a4c17227b5fe5...
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.