OpenTechnical

OT-2026-000053962

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000053962) never changes.

Identity and time

Publication numberOT-2026-000053962 · never reused
Internal UUID01a0ae85-b3a7-7e80-af87-b598e97213f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053962
StatusPUBLIC

Content hashes

Canonical text7af3c98835b0f7dde3c3dc090f60776195e6e5b456b278f5bef5bfffae046c8d
Markdownc729315d54cb1a6487c2cb72a24eee50513fae80f9c93d6b1e39d49b38b81b43
PDF
Publication page8c51d9023204ef119ae84c5b30c6819c187988eab9dd627e1b7e84784a7f36a8
Manifest9cd7292bd456cec5fe6b63fbc26c0d9619ff5b2c16ed2da2dcbb7c8088b80711

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
SignatureATmOlQ9lSmNTgkLgXbY1TjuNXEN5CNtBErzclRu4g4CAlfSe/8f0LOhH48gob9QZ3LK8DB4NnWR/ZxU5MK5EBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:13.957113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053962
observed 8c51d9023204ef119ae84c5b30c6819c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.931103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053962/manifest.json
observed 9cd7292bd456cec5fe6b63fbc26c0d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.902788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053962/publication.md
observed c729315d54cb1a6487c2cb72a24eee50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.874021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053962/publication.txt
observed 7af3c98835b0f7dde3c3dc090f607761...
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.