OpenTechnical

OT-2026-000044682

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000044682) never changes.

Identity and time

Publication numberOT-2026-000044682 · never reused
Internal UUID01a0ae7c-39da-7c68-b764-01954b25e1a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044682
StatusPUBLIC

Content hashes

Canonical texte5059c065d5c0ccc2de4125815713a1ca8acf9fd64af9fc268fd86f6acb28872
Markdownf91b7262a378edbb4d25f67c91c0321c48ff4c6414ad6fa553586aadc0dc40ea
PDF
Publication pagead7b6c6875a578fa2a922dae9d69ceb340a0b10ac6e0ab4b82efb2687b8b2be4
Manifest679cb0063b65efc2742ba0770c72ea11d612d30e19c1b396a02962e4b3572ad3

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
Signatured/PoQD9BLRAOO5RmwDxeQwArK+wmv1EkcqxmxAfC73BLrM5oe+RX9LFRboeLw7LcYVohg2jIV0eR/YWPjpUHAw==
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

2026-09-17T11:11:56.179381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044682
observed ad7b6c6875a578fa2a922dae9d69ceb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.161630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044682/manifest.json
observed 679cb0063b65efc2742ba0770c72ea11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.144695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044682/publication.md
observed f91b7262a378edbb4d25f67c91c0321c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.127311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044682/publication.txt
observed e5059c065d5c0ccc2de4125815713a1c...
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.