OpenTechnical

OT-2026-000051801

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000051801) never changes.

Identity and time

Publication numberOT-2026-000051801 · never reused
Internal UUID01a0ae83-7c84-722a-b3d9-e81c01f7eae5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051801
StatusPUBLIC

Content hashes

Canonical text48637c6b9c4a4b6b11f070e0c9f0c27ebe4b98562934e2d0c5c165a2efd8499a
Markdown294035b45268ccc874b16e61c87ea63d2060dd72fadaf2f7d826f8d0895849c0
PDF
Publication pagec3e4f53581418a982487e0ec7ed64c2547d2386cee9ab23662fc2f6e84f93984
Manifest47b87ef006dc265a6d34a51c10f81e63353c4b1fad93378806cc94d2163ac776

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
Signature8nkn0NHqjaX2Lpr7u9UHB5A7B2x8dJYVhbDQhGWY/vU30X98diXeyeYSCMHGCLGvWKE7+Yp2rDyANhuRjd2pDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:42.954401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051801
observed c3e4f53581418a982487e0ec7ed64c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.937316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051801/manifest.json
observed 47b87ef006dc265a6d34a51c10f81e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.919431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051801/publication.md
observed 294035b45268ccc874b16e61c87ea63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.895357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051801/publication.txt
observed 48637c6b9c4a4b6b11f070e0c9f0c27e...
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.