OpenTechnical

OT-2026-000024274

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000024274) never changes.

Identity and time

Publication numberOT-2026-000024274 · never reused
Internal UUID01a0ae70-e8c8-7097-a8bc-d180ee02b4f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024274
StatusPUBLIC

Content hashes

Canonical text64bba8170ed01f60009138b61b0de9a9b5e2f2f58d6c87ce1894b6272d45f23e
Markdownf080b2042af9c881decf5fecb90c587c64c78b0a817e31785d30131cfebf4641
PDF
Publication pagecbf09d8fe438087d0897599210c239d98cf3aa56f5ad0c3b57877e9e2a4f86bb
Manifestb5b58038fcf0cbb84c80311fda8636acd562cfe7f1f4bb5a1724cbbd4143c4bd

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
SignaturenYxpkSWcIrVga9r1qI4dfa+E/Ht8crjhBInoYfPBRiB2Xrf09wfJnKbSOKXYOndvEhMkf2kmlsPYT/c+gTyWCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:48:45.729293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024274
observed cbf09d8fe438087d0897599210c239d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:45.709424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024274/manifest.json
observed b5b58038fcf0cbb84c80311fda8636ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:45.692111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024274/publication.md
observed f080b2042af9c881decf5fecb90c587c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:45.673600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024274/publication.txt
observed 64bba8170ed01f60009138b61b0de9a9...
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.