OpenTechnical

OT-2026-000053478

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000053478) never changes.

Identity and time

Publication numberOT-2026-000053478 · never reused
Internal UUID01a0ae85-0a90-7824-90f1-66448456bb2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053478
StatusPUBLIC

Content hashes

Canonical text049846a444270843821a1c47eba34bbc1f1e62de004646205a1f4d124af8dfbf
Markdown1e1b50d390bafb2047c739234bea4109867270eef59187b32c29bfb97a475850
PDF
Publication page89495676c82c7c5eba73445444953c39140f395323186f5cf9293b513fa53313
Manifeste1cb39ad29a5aa3a3d9000b879bc47cce9b184f2387ecfd0b0bf2d3b2694fec5

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
Signatureqh51QCEEii/Hnkci29K4lAdjpHAtluQUNqCX+3ATf6h4qXhH71d85WIZTyq/6vdAyFPgsGKLiDKP5t0njcy9Bw==
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

2026-09-17T10:55:13.913380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053478
observed 89495676c82c7c5eba73445444953c39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.894087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053478/manifest.json
observed e1cb39ad29a5aa3a3d9000b879bc47cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.872093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053478/publication.md
observed 1e1b50d390bafb2047c739234bea4109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.853841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053478/publication.txt
observed 049846a444270843821a1c47eba34bbc...
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.