OpenTechnical

OT-2026-000033566

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off 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-2026-000033566) never changes.

Identity and time

Publication numberOT-2026-000033566 · never reused
Internal UUID01a0ae75-a38e-784f-8e39-48d6946615af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033566
StatusPUBLIC

Content hashes

Canonical textb12d9c8da8b82f658e752dbcae97686cc3a4656222c952ba550fa15b66c68f16
Markdown2cccf59b9fce166dc1999cb653bb2f11209758755ae25f518a68016d64857da4
PDF
Publication pagefaee1a9f4bd5a36d34eb3132d17765a21909a75e2e7348a5c30086bd3cf4424d
Manifest56b26cf762e6a35326c3cd582db61fdc95ddb4b7192b7a7bd61d4d46b6637c00

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
Signature6eR6w5WseffseqLvmoL3WQkqQ31tWSbdt6UlOzoGoe1lx5DfowX9FPlsZ8bLq19r+KBWrvzfJ+PJKhLISMOOAw==
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

2026-09-17T11:31:26.133284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033566
observed faee1a9f4bd5a36d34eb3132d17765a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.115902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033566/manifest.json
observed 56b26cf762e6a35326c3cd582db61fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.099481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033566/publication.md
observed 2cccf59b9fce166dc1999cb653bb2f11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.083892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033566/publication.txt
observed b12d9c8da8b82f658e752dbcae97686c...
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.