OpenTechnical

OT-2026-000098564

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000098564) never changes.

Identity and time

Publication numberOT-2026-000098564 · never reused
Internal UUID01a0aea2-42ac-7fc5-bb1d-f73739f4a3d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098564
StatusPUBLIC

Content hashes

Canonical text36699ef33906c622fdd6e066618cc7390b17a058dbaf10fed19aab03ea160597
Markdownb67ce6c9d3dbcb1a75b7caaab55d86569529632b3869eab4694b2007bbdc9269
PDF
Publication page37c7c2a6752d112c9325c89d8d6ae5248abc8add495878f72bf53a754705d765
Manifestcb5e2ba0386cb46a79278bdf4dbcf1a91e68f0732b5035339a27a70fcbd60199

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
Signatureh0p40VdDA9cxnlJkYK6ZVmMgANPNkCjp5YqkdrGSVDJj6msmwAxVUTtcqdFbYxx6k8KdfP09mnHQKwYzBFXgCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:49.688350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098564
observed 37c7c2a6752d112c9325c89d8d6ae524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.671242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098564/manifest.json
observed cb5e2ba0386cb46a79278bdf4dbcf1a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.652789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098564/publication.md
observed b67ce6c9d3dbcb1a75b7caaab55d8656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.636320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098564/publication.txt
observed 36699ef33906c622fdd6e066618cc739...
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.