OpenTechnical

OT-2026-000037885

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000037885) never changes.

Identity and time

Publication numberOT-2026-000037885 · never reused
Internal UUID01a0ae77-f889-7f3d-a517-73bf16c59e3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037885
StatusPUBLIC

Content hashes

Canonical text04789e2995b88057124a5aae62cb40c9ad4003337f97ba8728d4e8f721546dfc
Markdownb876103fa8bee7e293fef5a7204e22b823a227e4a37c91025db58ea7804a1caa
PDF
Publication page7c8076a1dee8c9f678f3a4d9496c5ca2658b9c84b66ce486d59c332add09b571
Manifest3c382dd2dc0e2f6e8f7664686315d73a0109d0992f6f7cbbe2a8dc681bed89b3

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
SignatureytB+i/6y3wpGDrOX3Mdpz8x1YzRxL9gGx/B1EUB2Yh9IUT9b70OR2kMj4KTT3XkLFB5HfOFCm+XR/GaHXkgrCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:23:09.009562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037885
observed 7c8076a1dee8c9f678f3a4d9496c5ca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:08.992016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037885/manifest.json
observed 3c382dd2dc0e2f6e8f7664686315d73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:08.974098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037885/publication.md
observed b876103fa8bee7e293fef5a7204e22b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:08.956764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037885/publication.txt
observed 04789e2995b88057124a5aae62cb40c9...
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.