OpenTechnical

OT-2026-000025803

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025803) never changes.

Identity and time

Publication numberOT-2026-000025803 · never reused
Internal UUID01a0ae71-a83e-7393-bb0d-4eda9807d2d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025803
StatusPUBLIC

Content hashes

Canonical textda1cac363c96e3187089d52759ee7576719b0f10db49e38bc319c4670ed3b927
Markdown8c49c8858c2c2355957b283424b33fa720f3a4c5a2a4c377e597b13608e5ca5f
PDF
Publication pagea931f249e499e8ea14f3d878a1fb1231c88595edbcafdf93371fa38ca4df7af0
Manifestd4370a32031090de2d5b18e3230f86e0004682ac09b4fc152d7ddbb73ac074f3

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
Signatureeu75O/fQ+wjO9kftkeiuyeom828YZOHTA12MeLMDV0YCKvSFbaShUBNMJHFKWN6qJAsSD/TgfALcCIAivw47BQ==
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

2026-09-17T11:46:00.741808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025803
observed a931f249e499e8ea14f3d878a1fb1231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.724034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025803/manifest.json
observed d4370a32031090de2d5b18e3230f86e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.675482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025803/publication.md
observed 8c49c8858c2c2355957b283424b33fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.657184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025803/publication.txt
observed da1cac363c96e3187089d52759ee7576...
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.