OpenTechnical

OT-2026-000040989

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off 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-2026-000040989) never changes.

Identity and time

Publication numberOT-2026-000040989 · never reused
Internal UUID01a0ae79-6d11-71d0-acd0-d7befba8ca31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040989
StatusPUBLIC

Content hashes

Canonical text51a18629be94b81a3fa5a7845dba29d998130431371479a3099518896ff4b656
Markdown466b181867db58acbd2aed574bb96d8d675de7ac51a5593de8cb50d6e152e1c0
PDF
Publication page3b2339f5d820b25392ee3f5ee79006a00a8a55b023609de2e18c4c4635aafb1c
Manifest4ad4c66a2d18f805e3cd5cd1a27139ae8f907e9b011df94afb23093a6b65ad4f

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
Signature9EVbmm48HQQSxI5QI/HvX96upiB6SZLC+zWxXDeSP6y4JNBN9am0aiaoKsC7/CjlT98Rjd4nPgSfd95fqzGoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:23.914173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989
observed 3b2339f5d820b25392ee3f5ee79006a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.895935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989/manifest.json
observed 4ad4c66a2d18f805e3cd5cd1a27139ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.878084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989/publication.md
observed 466b181867db58acbd2aed574bb96d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.854293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989/publication.txt
observed 51a18629be94b81a3fa5a7845dba29d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.539583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989
observed 3b2339f5d820b25392ee3f5ee79006a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.524293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989/manifest.json
observed 4ad4c66a2d18f805e3cd5cd1a27139ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.507494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989/publication.md
observed 466b181867db58acbd2aed574bb96d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.490663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040989/publication.txt
observed 51a18629be94b81a3fa5a7845dba29d9...
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.