OpenTechnical

OT-2026-000014574

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000014574) never changes.

Identity and time

Publication numberOT-2026-000014574 · never reused
Internal UUID01a0ae6d-b27b-7b04-ad3c-a3785de5aff9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014574
StatusPUBLIC

Content hashes

Canonical text610923594766d681924606fee90fbd5068a0ce0b18e6d7ff6920ba428f49aa75
Markdown67f906e5abf5e62ebbf90ed8a31386e80fb05fc1f6b6ea129ee05bc230dc8f80
PDF
Publication pagede5d02fcc90dfa888730676ff6fa82078e713ab3598dd5ee6162b6b72fe20a6e
Manifest1885682d57a9534fa9de9e99792e8234e947ad496bfaa30a8be5c1ab0c8131dd

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
SignatureHzxVltAcHkVQIhz7P7Nrl0qnn4X+3McVnCK21Y8+BnCnP7oIX3EH5BxfIqjiFVg/JsZte1Zl/Rcame1UZ9d8Dg==
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

2026-09-17T12:10:27.540295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574
observed de5d02fcc90dfa888730676ff6fa8207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.519566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574/manifest.json
observed 1885682d57a9534fa9de9e99792e8234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.497305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574/publication.md
observed 67f906e5abf5e62ebbf90ed8a31386e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.466769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574/publication.txt
observed 610923594766d681924606fee90fbd50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:28.830457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574
observed de5d02fcc90dfa888730676ff6fa8207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:28.810377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574/manifest.json
observed 1885682d57a9534fa9de9e99792e8234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:28.789803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574/publication.md
observed 67f906e5abf5e62ebbf90ed8a31386e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:28.771884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014574/publication.txt
observed 610923594766d681924606fee90fbd50...
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.