OpenTechnical

OT-2026-000098454

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000098454) never changes.

Identity and time

Publication numberOT-2026-000098454 · never reused
Internal UUID01a0aea1-e966-7de6-a2ad-fc173ff9ba1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098454
StatusPUBLIC

Content hashes

Canonical text6ad1d15590084e474e1c59829e557ba4fd508e9c119e45bd1a470340f5bc44b3
Markdown6359c1470f26c1c1c9287df8f57a2e4fcb346c8a0a723c39cf11e6c94ecf2ed9
PDF
Publication paged61860f39a1134f8cac04af78148b2d81dc40c37a6da6097eeb476edc742a666
Manifest682dcb6c30c2d50906afa9ccdaa00b299a98c67a05ef60ea1092c5a8260fe2fa

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
Signature5g28qc7tuDs5elJgEbSzbqsnS2GlOmo9f9blsits0SlBIv5WXvbhRs7e7mr4sxq8+WiB1HruDHevk8eDs363Dw==
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

2026-09-17T09:32:18.862667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098454
observed d61860f39a1134f8cac04af78148b2d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.842471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098454/manifest.json
observed 682dcb6c30c2d50906afa9ccdaa00b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.824044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098454/publication.md
observed 6359c1470f26c1c1c9287df8f57a2e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.806736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098454/publication.txt
observed 6ad1d15590084e474e1c59829e557ba4...
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.