OpenTechnical

OT-2026-000042997

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000042997) never changes.

Identity and time

Publication numberOT-2026-000042997 · never reused
Internal UUID01a0ae7b-3277-7f2d-b401-63257942e78f · 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-2026-000042997
StatusPUBLIC

Content hashes

Canonical text796c78387f77cb502be49f400e011ab1b19ac45de89f0fb072b67a1f4a56529f
Markdown906c0a50cacef3284d10bcb754887c8d4e09f03246d5bd804b4f552e72df5bec
PDF
Publication pagec6fc56a6efd6da74e9436c8bb6df30da87319b93008981924d556ef574ab1980
Manifeste6f37711a8c39e284cf95db2d0aeefbee44fc1dc4a8466b693114ef271390317

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
SignatureGlvNyBUB3NEoBCVAjJOoxOh8QZwA65zh7I/31qFw4BzidNICw3l72bxP5itk8xUsrIhPhRpb+YTL25qT74jqAA==
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

2026-09-17T11:13:18.267138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042997
observed c6fc56a6efd6da74e9436c8bb6df30da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.246643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042997/manifest.json
observed e6f37711a8c39e284cf95db2d0aeefbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.227755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042997/publication.md
observed 906c0a50cacef3284d10bcb754887c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.207882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042997/publication.txt
observed 796c78387f77cb502be49f400e011ab1...
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.