OpenTechnical

OT-2026-000043077

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off 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-2026-000043077) never changes.

Identity and time

Publication numberOT-2026-000043077 · never reused
Internal UUID01a0ae7b-3278-7dc9-a2f4-d7c6746f2ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043077
StatusPUBLIC

Content hashes

Canonical text10a0535d2152e70258743db204ca5c84a903d0b4786333e0b6830c134855f4de
Markdowna29a8c7450e8360b5de59928bd009b95faf3d5229bf32e1efc820609004e3a0e
PDF
Publication pagea9a4fd4cc4ada84a9fabffd165013a5c242a84d16d6ed9d844db5c1bce7f6291
Manifestc91fbef30ad634211d572510ff68cd4ba05aca07b95dda7fcabffda6eca03e6a

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
Signature5vDIAH5xDeBAsCA2ffvEQtePlue+bT6A1a0A63RkyG6FzCcJYuBZ8UFzhl9Gn3pSXD8gY2d1vivwFDxXnV+ZDw==
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

2026-09-17T11:13:29.564972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043077
observed a9a4fd4cc4ada84a9fabffd165013a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.547472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043077/manifest.json
observed c91fbef30ad634211d572510ff68cd4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.528275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043077/publication.md
observed a29a8c7450e8360b5de59928bd009b95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.509248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043077/publication.txt
observed 10a0535d2152e70258743db204ca5c84...
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.