OpenTechnical

OT-2026-000093678

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093678) never changes.

Identity and time

Publication numberOT-2026-000093678 · never reused
Internal UUID01a0ae9e-508b-7c27-a404-52e12439f3c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093678
StatusPUBLIC

Content hashes

Canonical text88a776b8894890d4ff7df0ed875e4df5e351dea9ed277897f050cb48d31e9034
Markdowneaced5f59c440b2b0e08f976cacd233aacf4392e7daea4bd84f188b3a3dc3895
PDF
Publication pageb0fc70612088caf12a7f686841dc62999aa9a461601cf6656b7865051f21203d
Manifest8c64a1062e67125d141cc3b9e1ca410fd4da252f4b0d8d0ff72ca7e60efd1368

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
SignatureZd7yA+XWQpwWmKM3MAN2Om2hskY9ePOr5q+u85K2MtujvjxF96apH1PCoKDHmdayeZDm0ZXqpLzQtDcdRIAoCw==
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

2026-09-17T09:39:44.362387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093678
observed b0fc70612088caf12a7f686841dc6299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.346616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093678/manifest.json
observed 8c64a1062e67125d141cc3b9e1ca410f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.330444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093678/publication.md
observed eaced5f59c440b2b0e08f976cacd233a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.312131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093678/publication.txt
observed 88a776b8894890d4ff7df0ed875e4df5...
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.