OpenTechnical

OT-2026-000063071

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000063071) never changes.

Identity and time

Publication numberOT-2026-000063071 · never reused
Internal UUID01a0ae8c-94a9-7da1-b434-4f11738cac04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063071
StatusPUBLIC

Content hashes

Canonical text9b963867dc1d33c849d2ea86e8cb0344de586a21c1f7559d16da21285f78f479
Markdowna153e9dce5488c3cc959cfb44e3a408db1c81cf5aa4c0f0a0301a0fbdb681ac5
PDF
Publication page67c2241fa0dd8681fc6617db59a6db8d0ebf169bfb3b5b8ef00aa358cbcc5b86
Manifest20be41ee3eb6faa5650fa5689d0fc2d9b52bd64c3096632fb2d8555249cc00ba

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
SignatureQUwstmyWJeXXMh5iWV2fmXhewh8WBJAV0Q1eDqgYnnbnGyL+r+8wGvop9PGqRsLYohLa3dskJGoJewcNt4KjBg==
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

2026-09-17T10:38:50.310931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063071
observed 67c2241fa0dd8681fc6617db59a6db8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.292739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063071/manifest.json
observed 20be41ee3eb6faa5650fa5689d0fc2d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.274218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063071/publication.md
observed a153e9dce5488c3cc959cfb44e3a408d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.254844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063071/publication.txt
observed 9b963867dc1d33c849d2ea86e8cb0344...
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.