OpenTechnical

OT-2026-000063018

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000063018) never changes.

Identity and time

Publication numberOT-2026-000063018 · never reused
Internal UUID01a0ae8c-94a9-77f5-b8f2-2a2bd94b6fa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063018
StatusPUBLIC

Content hashes

Canonical textb0aba54db49f35209cd380650d91e47e91f4091e2b7b9f3df788444f7ce7df32
Markdownee86ab1b47c95bddbbe4b43feee539f2bd0d78b4b4103f4170bcf7516b5c913e
PDF
Publication pagebf2d2f54bd33577b8ac3a8d0815c8f69442ffa5c7790fb1fdbe00feab2f89d11
Manifest32fb25b2d97050deae6eeace51f33c946969d02e879744928b8333c8c4dd0158

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
SignaturecsRtn4mR84bAfXtrl1BRCWZy620ueYLlAMOiiigVPhRRz0vnmPaD+N+1E8+R/HY4/hPe8LiVUGtIa8H9ev7zDw==
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

2026-09-17T10:40:33.987141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018
observed bf2d2f54bd33577b8ac3a8d0815c8f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.965814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018/manifest.json
observed 32fb25b2d97050deae6eeace51f33c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.943935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018/publication.md
observed ee86ab1b47c95bddbbe4b43feee539f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.911803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018/publication.txt
observed b0aba54db49f35209cd380650d91e47e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.951384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018
observed bf2d2f54bd33577b8ac3a8d0815c8f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.932115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018/manifest.json
observed 32fb25b2d97050deae6eeace51f33c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.913747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018/publication.md
observed ee86ab1b47c95bddbbe4b43feee539f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.895131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063018/publication.txt
observed b0aba54db49f35209cd380650d91e47e...
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.