OpenTechnical

OT-2026-000011581

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000011581) never changes.

Identity and time

Publication numberOT-2026-000011581 · never reused
Internal UUID01a0ae6c-8900-75f4-8ff5-a88ffbe15c1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011581
StatusPUBLIC

Content hashes

Canonical text91428f859d71c4f65a847d39a3ac102a776e8da23c195b5ee04edf862231e1d0
Markdowned70658c978e0ca9db2a162b649995a300aa517e37c691d9c3815a2b41f6da4a
PDF
Publication pagecf03e51c43ff67fb5968736112594dffa515b0864d0a63922a38b740ae17f0d6
Manifest11e81a6a8652611f71cc3ff7bacbfd871547b9891925aeda512ebaad7fea0442

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
SignaturewBaqjgd6L1K7ci08GeEXXeLYhaI9a1jdRDw+UL4xNBnitAgQd+KZVe72fDnp03EJWbhQiWNkh6CGU8sUJosEAA==
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

2026-09-17T12:13:28.970346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011581
observed cf03e51c43ff67fb5968736112594dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.952163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011581/manifest.json
observed 11e81a6a8652611f71cc3ff7bacbfd87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.934140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011581/publication.md
observed ed70658c978e0ca9db2a162b649995a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.915280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011581/publication.txt
observed 91428f859d71c4f65a847d39a3ac102a...
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.