OpenTechnical

OT-2026-000055570

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000055570) never changes.

Identity and time

Publication numberOT-2026-000055570 · never reused
Internal UUID01a0ae86-a102-7d98-9f47-9eb491c3c28e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055570
StatusPUBLIC

Content hashes

Canonical textcbc0c4a00863a4337f118e9560b1739f2afe066c10e4bab1821fe8e25d666a06
Markdownd6d87ef20e2002e1ec4dae9a462bfee8296d32e2ae341dbc209503249d06e21a
PDF
Publication page0e550a07ca3a84668435e52855ccddbff9b7ef3e0db32f4d653cec0b4dbda861
Manifest7275195b0562549aa56376a3bd85785ca2c1603cfb87c93e0fa7cbce7a13c747

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
Signature6/NdXAmABpMa0c4669XOw12uoZNLa8XehtMMeQ7VkSR/kVunRRxIuE3bvX6F8XiUNPIm2fFP7riKII2o0Xk7Cg==
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

2026-09-17T10:52:48.369370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055570
observed 0e550a07ca3a84668435e52855ccddbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:48.351546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055570/manifest.json
observed 7275195b0562549aa56376a3bd85785c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:48.320562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055570/publication.md
observed d6d87ef20e2002e1ec4dae9a462bfee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:48.301746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055570/publication.txt
observed cbc0c4a00863a4337f118e9560b1739f...
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.