OpenTechnical

OT-2026-000007969

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000007969) never changes.

Identity and time

Publication numberOT-2026-000007969 · never reused
Internal UUID01a0ae6a-908b-7f7b-a131-68404e812ee3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007969
StatusPUBLIC

Content hashes

Canonical textf6ab7f8d054f611ffe3af98a72379a551f59c6917afafd13aae0817ec6613304
Markdown7bade7291f27d592feb6db5eb49c4609d66d48d4d05a7b0c4a93462eccc298da
PDF
Publication paged594816c0117771948c7c7e6716fdc4e270795e649013eed3e9e6dfe77726f82
Manifestfea590ddf415e00019cc11406d057e595bcc41cdf4eec3426921a38db59a6427

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
SignatureLM3X4LYffvcw6WL62UOnRTXeK7dpjU0/CiXFeOJB8gE3DUAybIbAzvAULvk7Vh5SpBXZ/Zxw5vC0/6p7cW+7DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:28.923158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969
observed d594816c0117771948c7c7e6716fdc4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.903876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969/manifest.json
observed fea590ddf415e00019cc11406d057e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.885407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969/publication.md
observed 7bade7291f27d592feb6db5eb49c4609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.859312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969/publication.txt
observed f6ab7f8d054f611ffe3af98a72379a55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.391536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969
observed d594816c0117771948c7c7e6716fdc4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.372327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969/manifest.json
observed fea590ddf415e00019cc11406d057e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.353469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969/publication.md
observed 7bade7291f27d592feb6db5eb49c4609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.333980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007969/publication.txt
observed f6ab7f8d054f611ffe3af98a72379a55...
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.