OpenTechnical

OT-2026-000040822

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000040822) never changes.

Identity and time

Publication numberOT-2026-000040822 · never reused
Internal UUID01a0ae79-6d10-77c6-9cea-d7e27164f27a · 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-2026-000040822
StatusPUBLIC

Content hashes

Canonical textada3629c663c2a5973267ea6ea69e5ca013d30b297b836c6ad9501b555f2e9ce
Markdownf0760e6d9654d61850eb64ad57648ed7d8f8458c85352208b3122bf098c2271f
PDF
Publication page885ae06b1bb3365c6604d49eb462d91b8f4f547e12fa1e4db999b32ca25e1084
Manifest1c386bb734aba67f7f241de9a5f4fcc4bf7fe5a45491fd4db1aa67041576c5db

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
SignaturedrZmlKB7ReMRkJ5ROTk3FiTHFmkkmkRIXoEFI1gUNx0Dw2mTGsJGnpw+Kpps6fb+i/r4SxhryGCrxB9wF9XgDQ==
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

2026-09-17T11:20:10.027620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822
observed 885ae06b1bb3365c6604d49eb462d91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.011208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822/manifest.json
observed 1c386bb734aba67f7f241de9a5f4fcc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.993872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822/publication.md
observed f0760e6d9654d61850eb64ad57648ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.974324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822/publication.txt
observed ada3629c663c2a5973267ea6ea69e5ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.979139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822
observed 885ae06b1bb3365c6604d49eb462d91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.962895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822/manifest.json
observed 1c386bb734aba67f7f241de9a5f4fcc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.945620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822/publication.md
observed f0760e6d9654d61850eb64ad57648ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.927694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040822/publication.txt
observed ada3629c663c2a5973267ea6ea69e5ca...
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.