OpenTechnical

OT-2026-000067762

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000067762) never changes.

Identity and time

Publication numberOT-2026-000067762 · never reused
Internal UUID01a0ae8f-c4fa-75bf-9813-aecab8bf39d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067762
StatusPUBLIC

Content hashes

Canonical text53dce6e7f2549fa498d2b5e197685c6322e061707d4766601fba9b85a91e4a6b
Markdown3987cb9b5b58594049bbee4c954c68b87054e66436214336d63db8c37e071858
PDF
Publication page7ca94224fce860ef6febd2e5fc0c417e615b89a4f68018a624b25a6da1de606b
Manifest4415a03efad85527333238a98c07cbbdea0a61692d1219f1e77303fb4eb177a3

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
SignatureWaeG87ZK9Rwc33iRHznOJYKsbjjTn5i/gzrr/HfLKKnDM9h8Q/9r8dnP8Lm/TekP96fSHoYPb84N+wup7QYyAQ==
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

2026-09-17T10:29:59.408883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067762
observed 7ca94224fce860ef6febd2e5fc0c417e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:59.390434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067762/manifest.json
observed 4415a03efad85527333238a98c07cbbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:59.371937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067762/publication.md
observed 3987cb9b5b58594049bbee4c954c68b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:59.352043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067762/publication.txt
observed 53dce6e7f2549fa498d2b5e197685c63...
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.