OpenTechnical

OT-2026-000034673

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000034673) never changes.

Identity and time

Publication numberOT-2026-000034673 · never reused
Internal UUID01a0ae76-1ed1-7031-82c3-96cb79ee9619 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034673
StatusPUBLIC

Content hashes

Canonical text0f1ee83c3f7aa5a3629ffb334cfa147ea38351ad369229588c6a91f23b9e4ddf
Markdown91a77c86b812cc8f95cb2aa1c0f25b0c62d7ce44b87cb949f5188ac525447d82
PDF
Publication page7a512873c01422df077e5ef563791d9120b2fd2dfa264842592946b597970def
Manifest4a512ad265ddb3aa994b21ad95465b22208522e6b782f015e3b1e6f167708dfe

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
Signaturet0q272pfQT2hK5S9YyuwvTJ/op8ipoBS6LOjU9G5q1ECvD8f7Jcr0vgbWIa9shgS/PY2/e3Qf5GQ0sUNk/fGDw==
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

2026-09-17T11:29:04.763728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034673
observed 7a512873c01422df077e5ef563791d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:04.246684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034673/manifest.json
observed 4a512ad265ddb3aa994b21ad95465b22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:04.227961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034673/publication.md
observed 91a77c86b812cc8f95cb2aa1c0f25b0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:04.205329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034673/publication.txt
observed 0f1ee83c3f7aa5a3629ffb334cfa147e...
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.