OpenTechnical

OT-2026-000026354

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000026354) never changes.

Identity and time

Publication numberOT-2026-000026354 · never reused
Internal UUID01a0ae71-f4a7-7226-91dc-7195c4a881b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026354
StatusPUBLIC

Content hashes

Canonical text4940edbd4d60e1bf8131f18e97a53a8933e2cadea6b17fb726130da765b81221
Markdown4ce0c7a6a8dd1d05508322dc65c5e58cc88f3374f80a79d05cc6d11e741ebc86
PDF
Publication pagea2827368148c5465981dd21e7fbf1b10f1f7a045cdfc79b01bd89737cfae8e8d
Manifestc63b13437d84b41f7a8affae61431b394d083d0c54ca646c4911965d94aec8d5

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
SignaturekW4wALDfSVu9elTLbYK2VRy7oQrY7O6VQjqmmz0PUvl31VRf1z2TERMUIdjbujQOguFngZOPAMV7dKljE6ZfBw==
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

2026-09-17T11:44:19.665792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026354
observed a2827368148c5465981dd21e7fbf1b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.648639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026354/manifest.json
observed c63b13437d84b41f7a8affae61431b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.631932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026354/publication.md
observed 4ce0c7a6a8dd1d05508322dc65c5e58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.614498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026354/publication.txt
observed 4940edbd4d60e1bf8131f18e97a53a89...
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.