OpenTechnical

OT-2026-000006357

Publication integrity record

Vacuum cup gripper, plant vacuum fed, contact triggered, 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-2026-000006357) never changes.

Identity and time

Publication numberOT-2026-000006357 · never reused
Internal UUID01a0a958-2a65-73c7-9069-e73ba9f9a048 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:02.664646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006357
StatusPUBLIC

Content hashes

Canonical text1db791e5c28523a249603f30bb6f5c17504eb472aafdc3b7fb09bd77db5f76e3
Markdowne1d0c42871b09986ca267370e39484fe0756f1b11c41dd9015e68bfe602a0bd5
PDF
Publication pageb52c6f7c93d4c6d57f1856df7183edf5020a007d85edd1e50ed03da07ec973d7
Manifest7f3e200ca5f4e7d11f632863843dd3416e2334d3014e0a82cd493d3ec81fb5ab

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
SignatureYmwHTLqrIIfkhiv4CJOer6L6cFxOBBlUpVliMWI21eFzKiOLS6l0OYhngnCKJFcW8oK7bTbPVOAypgzfUckhBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:27.434435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006357
observed b52c6f7c93d4c6d57f1856df7183edf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.396985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006357/manifest.json
observed 7f3e200ca5f4e7d11f632863843dd341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.381030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006357/publication.md
observed e1d0c42871b09986ca267370e39484fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.242935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006357/publication.txt
observed 1db791e5c28523a249603f30bb6f5c17...
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.