OpenTechnical

OT-2026-000049711

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000049711) never changes.

Identity and time

Publication numberOT-2026-000049711 · never reused
Internal UUID01a0ae81-8fee-77ff-94c7-bc138b53131d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049711
StatusPUBLIC

Content hashes

Canonical texte3204441648bfe7b7f11f920919aa9ba01a016ed47b20cb39ca2ac4d007c366c
Markdown38126b281e8a53b575cc8daa8b54f4bb3726f8bf5b28865908e6c8721d8f3c31
PDF
Publication page9ed5b1e29e9207dfba165b3ccf31b82ce53213dabeaee0cadcb776d91b01f277
Manifest87cbff69e14b12473f6c277ddd9a71028a7354d6ac9ac6b49fe1542e0b3faf0b

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
SignatureO/RWe3COxjczayCJFpBuJPJAazOpUYjol4kH6eBew1K0RYmTkdkQCssAhmNm7dkGvOG1CzRAsznHwd7toiT4Aw==
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

2026-09-17T11:02:43.686897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049711
observed 9ed5b1e29e9207dfba165b3ccf31b82c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:43.670117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049711/manifest.json
observed 87cbff69e14b12473f6c277ddd9a7102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:43.653359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049711/publication.md
observed 38126b281e8a53b575cc8daa8b54f4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:43.635904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049711/publication.txt
observed e3204441648bfe7b7f11f920919aa9ba...
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.