OpenTechnical

OT-2026-000044084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000044084) never changes.

Identity and time

Publication numberOT-2026-000044084 · never reused
Internal UUID01a0ae7b-d67a-7988-ac8e-7f756cbe7bbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044084
StatusPUBLIC

Content hashes

Canonical text9ddbc43ce821d71e942c1079e5fec30cf5accc628275c99e6a835a94eecc2259
Markdownb635f08011575f307d393030ae46d0694dcbf631dd028ed8031c8d5bb5a3784d
PDF
Publication page2f90fa541dc3238c319c4be41fd858a1fb9f6a1127ffa4307c344665730f0972
Manifest203ad704bde920564b570b2dffac0febabc5c9cbae0ab577e9226b2a7ea8bcf7

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
Signature4zCZvq95H0HDvn5N6tHbED2j9FXvq20eoffd/YNJ9VNShxz/CTJShLfkcphUDdGUhF0qMjc+RnN0mx9dVZ+zCA==
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

2026-09-17T11:12:29.297652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044084
observed 2f90fa541dc3238c319c4be41fd858a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.280090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044084/manifest.json
observed 203ad704bde920564b570b2dffac0feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.260883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044084/publication.md
observed b635f08011575f307d393030ae46d069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.240496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044084/publication.txt
observed 9ddbc43ce821d71e942c1079e5fec30c...
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.