OpenTechnical

OT-2026-000036147

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line 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-2026-000036147) never changes.

Identity and time

Publication numberOT-2026-000036147 · never reused
Internal UUID01a0ae77-01ce-771b-bfe6-f1d7b69172b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036147
StatusPUBLIC

Content hashes

Canonical text372f56999e5c1163d00a4de9bdc46cc7ab8658f129fc943b38c7ed18882e7fde
Markdownbfe622552c2ae348821c59c2de8175406a3c566f5b5e5326f5c90c5f61f6a8e9
PDF
Publication page8ed5800a70bbc76b07d6f8f7da90ac5caefd70a5ddcaa6d2f8ba0158e6b497dd
Manifeste0b53a2621885c2c9c27046a380416117521a737042821583e7f26b1676d5a5c

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
Signature75AuQ44ufMYxO+O/mRADSzPyuESaDgA+Tb9omPMz9TQsgckjX7zCZStVNrE3EKknVFIeJiI8eBkHYksejsOtAg==
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

2026-09-17T11:26:21.839805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036147
observed 8ed5800a70bbc76b07d6f8f7da90ac5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.817595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036147/manifest.json
observed e0b53a2621885c2c9c27046a38041611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.788097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036147/publication.md
observed bfe622552c2ae348821c59c2de817540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.018592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036147/publication.txt
observed 372f56999e5c1163d00a4de9bdc46cc7...
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.