OpenTechnical

OT-2026-000088885

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single 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-2026-000088885) never changes.

Identity and time

Publication numberOT-2026-000088885 · never reused
Internal UUID01a0ae9b-8f11-7f64-91c7-1b0180333981 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088885
StatusPUBLIC

Content hashes

Canonical textdbdb44ad4b08c45bf9ca986bc6d169f11495f81daa2c263db25ae3585e92d87c
Markdown9ee1698755b9e4040edb976969253690bfb4d2cc89d07625ccb8ea6eb3559799
PDF
Publication pagede9b85a5040b260473210d1161132b9a7e1c516e7eeb09df0447f9aed4aa3e75
Manifest55e6c37280fe43eddf84333af500aaac07b8857008e5009529863ce2e86c8063

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
SignatureRYhDx8kEwO9HBg/6X4Ltd3IRgbOCDoCUTxL9Bohq1NMmaXBWveerueuMqc4NVvZPPFcNJeXrTXahPLVFBjrhAA==
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

2026-09-17T09:48:17.078105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088885
observed de9b85a5040b260473210d1161132b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.059240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088885/manifest.json
observed 55e6c37280fe43eddf84333af500aaac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.041481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088885/publication.md
observed 9ee1698755b9e4040edb976969253690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.022578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088885/publication.txt
observed dbdb44ad4b08c45bf9ca986bc6d169f1...
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.