OpenTechnical

OT-2026-000051773

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000051773) never changes.

Identity and time

Publication numberOT-2026-000051773 · never reused
Internal UUID01a0ae83-7c83-7487-87b7-f258d6d3f1dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051773
StatusPUBLIC

Content hashes

Canonical text86b6027a03f6fe4b162676344872221f0036ce82ceb8ed7885f9509c0d854d4d
Markdown3cb22152465d33a20c1377d256e56617ed9b5b5c760e3f813b5578d044a721a0
PDF
Publication page327c982137b34a594f5ed06a04fa0f73ac0cd80abec30efb972fa2f2f118ee0f
Manifest277d7c276b463f1e69ee3952a7becc486718686b6bd58e81eef354e78889f2e3

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
Signaturew+0N7nMeL434JvaJZv3oBQQDzDOD+mKC6viC6+mGzZ9NIOINwfO2hrVUJRQwpY9nu841vpDmObn+2h6opwTECg==
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

2026-09-17T10:58:40.733738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051773
observed 327c982137b34a594f5ed06a04fa0f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.715359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051773/manifest.json
observed 277d7c276b463f1e69ee3952a7becc48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.696430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051773/publication.md
observed 3cb22152465d33a20c1377d256e56617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:40.677391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051773/publication.txt
observed 86b6027a03f6fe4b162676344872221f...
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.