OpenTechnical

OT-2026-000009720

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000009720) never changes.

Identity and time

Publication numberOT-2026-000009720 · never reused
Internal UUID01a0ae6b-7564-7cd2-abdb-56aa4c6bdb6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009720
StatusPUBLIC

Content hashes

Canonical text03c54ca73fe615aca256ea8997b9b80e0ed118785c7e22fb23509fbdcf1fa917
Markdown3f4736a6d7d85608bb6e0e366117b94da03568d84641be6f3cde32f836e7084a
PDF
Publication page261ccee7b2390c5ad21d0deca9076ca9407326478a23cc5e8884ca8f96b57df4
Manifest47b484158d287f03049ab8b7408b986a3bcd0555f1658e1d5725a09984b91b28

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
SignatureaMDkkiX/5eYCMhn/cTnq6rZkbbdx8xzBK20xbxT9QQNdNS3PnzMfbh3SNqq2v0GtrI553HLh6CO06ClN4ly9AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:12.966805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009720
observed 261ccee7b2390c5ad21d0deca9076ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.947283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009720/manifest.json
observed 47b484158d287f03049ab8b7408b986a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.928687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009720/publication.md
observed 3f4736a6d7d85608bb6e0e366117b94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.907319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009720/publication.txt
observed 03c54ca73fe615aca256ea8997b9b80e...
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.