OpenTechnical

OT-2026-000059596

Publication integrity record

Single bellows cup vacuum gripper, pump fed, sustained blow-off 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-2026-000059596) never changes.

Identity and time

Publication numberOT-2026-000059596 · never reused
Internal UUID01a0ae89-ec24-7ff3-b1a0-6ab02928c0b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059596
StatusPUBLIC

Content hashes

Canonical text0c523a6495c837ae364645ff02ca4404f079d293ca3f0e00995a53cf90064688
Markdownaf329432604b4e12aac4e7c0b077c31e921e9c3434d480f4915dee090928b716
PDF
Publication page8628dd6a17e1e473759e80c16f319b7096138312844857db88c37d59871eaaee
Manifeste712885b8e10daf184cd326dde4639236b2c71fbd0c0efcf27f7a3c3ebb83d97

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
SignatureFIQH+XwGxBIakG57iQDAQQ1E8+OV6wmBBlaZ0iTNCN9/at7JmoSVTrWaaZR2mrI/p7eCTZ3g6RJJhF2WvnGvBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:14.886277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059596
observed 8628dd6a17e1e473759e80c16f319b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.868965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059596/manifest.json
observed e712885b8e10daf184cd326dde463923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.852159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059596/publication.md
observed af329432604b4e12aac4e7c0b077c31e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.834935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059596/publication.txt
observed 0c523a6495c837ae364645ff02ca4404...
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.