OpenTechnical

OT-2026-000063437

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000063437) never changes.

Identity and time

Publication numberOT-2026-000063437 · never reused
Internal UUID01a0ae8c-f944-7eb3-82c0-28e9edd2de77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063437
StatusPUBLIC

Content hashes

Canonical texte9b8c394cf8aebfc3cd8b40fd11f186e2aa14f0df26e19b0a957d5c78d3c4dfb
Markdownffeec6cfa1dff9f1341048048c8c426c7a348a8dc35681208535f7b5a6b0fadf
PDF
Publication page0379af03affdfea77d066b97730ec161a1e16538923119b052e5a8d971af2b74
Manifest1e83586c457b1ad3c10199858f1b22b350277c565dbdc1f1a235126d9e073197

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
SignatureyspROAqM42CGWNnwMcClNw2p4eO6lYsDZ/xlJu4TO+5Zcilh/QDuQe1/aODlFEMdK6aZHl4KgqC/cNTwRVGrCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:23.712849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063437
observed 0379af03affdfea77d066b97730ec161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.691713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063437/manifest.json
observed 1e83586c457b1ad3c10199858f1b22b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.673019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063437/publication.md
observed ffeec6cfa1dff9f1341048048c8c426c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.655110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063437/publication.txt
observed e9b8c394cf8aebfc3cd8b40fd11f186e...
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.