OpenTechnical

OT-2026-000082729

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained blow-off before 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-2026-000082729) never changes.

Identity and time

Publication numberOT-2026-000082729 · never reused
Internal UUID01a0ae97-8cc9-704d-b895-2884aec0fd01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082729
StatusPUBLIC

Content hashes

Canonical textde46307345bf87b0365a91b2461a87c9d8e98553ea1c76f555f027beaaba97ac
Markdown0a992c9f5dec96735166a5c1425c14d69140007d5ba4164c49624e6e41224eee
PDF
Publication page17e45596a6cd9c787f60c65427d771f8de350b98e6dd302c7992ad7cfcd6c948
Manifest2a8ca123dac777f495a7bffe9effad2dc040aaa1932ce1db8ab3aee63824e89e

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
SignatureiFrEVeYn8rBXswXhvpKw93Cu4YUy4cGu3/iJFdlUbA8oj9SFqkm5YM0n3FomLZD1vdeoyo+6DuwoDFgkWCfPCQ==
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

2026-09-17T09:58:18.501590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082729
observed 17e45596a6cd9c787f60c65427d771f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.484785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082729/manifest.json
observed 2a8ca123dac777f495a7bffe9effad2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.467264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082729/publication.md
observed 0a992c9f5dec96735166a5c1425c14d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.449903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082729/publication.txt
observed de46307345bf87b0365a91b2461a87c9...
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.