OpenTechnical

OT-2026-000008370

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000008370) never changes.

Identity and time

Publication numberOT-2026-000008370 · never reused
Internal UUID01a0ae6a-e469-746a-adfe-4d5f0f9296d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008370
StatusPUBLIC

Content hashes

Canonical text156383a07eda13c52a8f00b913b0821ca0e15a728fc742f8ab45fef18f68500a
Markdown09ca3faa165ef53002b497ed92df9b0bc2f1563b322d82dfdeeaf4c3437132b2
PDF
Publication pageb02e8109212791b3efb3b05df3842f70d3f480f4d386b6f8cdfb5c6716efe21c
Manifest09bbb2d54853233588414415062318a91d4e9222f4f56e9f196820d19200f815

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
SignatureXkzpV5gq/Ax1Xey28n3BqWuSk67MXkXZe1JsgROBAoTQx+K9+qmh1McjTSc0Q/vJBmixLwJ2garqWsFg+GY2BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:11.819574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008370
observed b02e8109212791b3efb3b05df3842f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:11.801826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008370/manifest.json
observed 09bbb2d54853233588414415062318a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:11.782106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008370/publication.md
observed 09ca3faa165ef53002b497ed92df9b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:11.761081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008370/publication.txt
observed 156383a07eda13c52a8f00b913b0821c...
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.