OpenTechnical

OT-2026-000060490

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented after 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-2026-000060490) never changes.

Identity and time

Publication numberOT-2026-000060490 · never reused
Internal UUID01a0ae8a-b7cc-7fd1-a943-f58a461cda96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060490
StatusPUBLIC

Content hashes

Canonical text182ad9fd670eedda45a3dfa5d0412b5df806897b1333b8c8c6e4367a5fb85aee
Markdown898a959ff72851432350537028d39ba6352f56350e4ead3c57d6ce93a6fb25b5
PDF
Publication page3bf078ea65d24e79b46dca1e077bf5f5397f170580b8cac21728a3f225802215
Manifest694d12718b6ee8af45071d0df8bc9d09d9feaf00f96d363a4014f3c99aa3adce

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
SignaturexJ+QqtZvf1qfEMGzb5dhhHlNg25SyNNtJfi0mfNEro7DYX3opBZW3lTMh8ZOoBvZDdBAidOSoYatY7sftdMTAg==
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...

Independent retrieval

2026-09-17T10:42:59.079493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060490
observed 3bf078ea65d24e79b46dca1e077bf5f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:59.062268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060490/manifest.json
observed 694d12718b6ee8af45071d0df8bc9d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:59.044981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060490/publication.md
observed 898a959ff72851432350537028d39ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:59.027224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060490/publication.txt
observed 182ad9fd670eedda45a3dfa5d0412b5d...
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.