OpenTechnical

OT-2026-000032710

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000032710) never changes.

Identity and time

Publication numberOT-2026-000032710 · never reused
Internal UUID01a0ae75-1071-76cf-add5-6e4642916947 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032710
StatusPUBLIC

Content hashes

Canonical text547815152a0f7c409f7fca6f8814250cbe0c9b31881ac015d6749a9db889776b
Markdown1e734fba348b881b44da9504ddbc3f4ef7bb78b0c4ad4af382377b517f757172
PDF
Publication pagea28a7ca952d780b9b9b19bfce3ce6293980e8e7a74e21198c42fcdffff556e73
Manifest923d62515dd2e9bbe4eb1f27bb0bf76043cb4e1571bc847ae64a3e3497ff7a3c

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
SignatureClnDcgwF2UhiCEtBlA00xQwn0/HyiQpS3Mb2W+UTvLGFY1yG3YtjW51hmKrnEoU98ovOmQNsgrkLECPmjLBcDQ==
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

2026-09-17T11:34:19.497886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032710
observed a28a7ca952d780b9b9b19bfce3ce6293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.475463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032710/manifest.json
observed 923d62515dd2e9bbe4eb1f27bb0bf760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.460712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032710/publication.md
observed 1e734fba348b881b44da9504ddbc3f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:19.444578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032710/publication.txt
observed 547815152a0f7c409f7fca6f8814250c...
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.