OpenTechnical

OT-2026-000086893

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, sustained blow-off before 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-2026-000086893) never changes.

Identity and time

Publication numberOT-2026-000086893 · never reused
Internal UUID01a0ae9a-80a5-7843-bd1e-11e0adcf12bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086893
StatusPUBLIC

Content hashes

Canonical text31588ce171c5cf04fd4c5aad541e01d5030a87abe8439dbe10947f2625b14e43
Markdown8774f936efc844edb07e47bfe7c8c7fe3d4de0ecd0dd63046c4e29de80aef350
PDF
Publication pagea9582faaf3d59d3cdff2f01d18ec2f5992e4d9f926e0266e1b1665313de58c56
Manifest618031388fcb9c60899cfae5f125e717995ed0841436a66dc3e7c743ebd3528c

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
Signaturee82yKA0aiMTz7bzQBwI/FH+bXRs2emOIoMNYMKrOBUcSqaGczBPVdBgkQnumW+wlZUfkkY/4/r8uLOXvgYuLBw==
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

2026-09-17T09:51:44.536901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086893
observed a9582faaf3d59d3cdff2f01d18ec2f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:44.519661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086893/manifest.json
observed 618031388fcb9c60899cfae5f125e717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:44.502347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086893/publication.md
observed 8774f936efc844edb07e47bfe7c8c7fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:44.484754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086893/publication.txt
observed 31588ce171c5cf04fd4c5aad541e01d5...
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.