OpenTechnical

OT-2026-000097850

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000097850) never changes.

Identity and time

Publication numberOT-2026-000097850 · never reused
Internal UUID01a0aea1-92f6-716b-8049-950ee18b5d8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097850
StatusPUBLIC

Content hashes

Canonical text29184c1763ac67864cbcde3fa8f264e1b61b7eebb3ec889d8b3c5eda8d4ce0fc
Markdown57c0b2e148c4acfb97dbb0567d4ccc96f5c820e584332554464533ae643d187d
PDF
Publication page1c3bb4666773d26d6164005297d3f7ecd483fdcfac90ef85acf32660fc0d6c9c
Manifesta1bc14aa6c3ba714950099e4d8a58e3f8075b3a5815d1508d74e99959d6101bf

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
SignatureTKpaz+hJMuaJYRHUTtJXCVMy7yaGfhetBLZl9lRa4q69A0lM4al4owa3IeywGUi78N/N6mjWRz4vD8SQeNgYDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:57.360414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097850
observed 1c3bb4666773d26d6164005297d3f7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.341775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097850/manifest.json
observed a1bc14aa6c3ba714950099e4d8a58e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.322015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097850/publication.md
observed 57c0b2e148c4acfb97dbb0567d4ccc96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.302301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097850/publication.txt
observed 29184c1763ac67864cbcde3fa8f264e1...
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.