OpenTechnical

OT-2026-000018736

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000018736) never changes.

Identity and time

Publication numberOT-2026-000018736 · never reused
Internal UUID01a0ae6e-d520-7104-8ffc-18d6b9998550 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018736
StatusPUBLIC

Content hashes

Canonical text6bc9fd967b98f82ca1e38cccedac1057a189b85f9f094d1893f59c99b25f3629
Markdownb08139cc40ad4ca1c2291eef27f67587758da2d8212cd38824728a9c0a800053
PDF
Publication pagef11d2973b09150d66a8429ebacbefba534a5ade151a2254e1094763368f74f65
Manifest502bdfde2329a79977c7b511303a85b63e5004d0135026ce4ae47280e036b464

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
SignaturezqBGQqpbfR3e8ZukG+fRKmbKBCcX7+UEM09bKFYTs4PRoy6QyWbqqzuuOE2ERcpZyr4TylYh9+eaWnHhyWt0CQ==
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

2026-09-17T11:59:20.809932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018736
observed f11d2973b09150d66a8429ebacbefba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:20.791896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018736/manifest.json
observed 502bdfde2329a79977c7b511303a85b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:20.773708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018736/publication.md
observed b08139cc40ad4ca1c2291eef27f67587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:20.756683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018736/publication.txt
observed 6bc9fd967b98f82ca1e38cccedac1057...
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.