OpenTechnical

OT-2026-000023864

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000023864) never changes.

Identity and time

Publication numberOT-2026-000023864 · never reused
Internal UUID01a0ae70-aed6-7c5c-a922-374df8e22db4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023864
StatusPUBLIC

Content hashes

Canonical text51a572b60b5e31326503a0ccddee527d8374d9c2fd41e35d5a3ad45ee0a807a8
Markdown6707e9dc06d73abaf584f24adc8396799e58c1a4af233550e6bb70bd172b34a6
PDF
Publication page7004f8af7af3b3409f9d9c5e55a296b5d25a6d5422e78ffc5e6feec875a68e2b
Manifest656420500cadb15c83d8e002235257fcd48417560834533708cb95f20bafb358

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
SignatureTxTiZmQE3lxLvuY3JGM0K/we1UoGyi5KzaEEMzzB4xBgpgNo7sSfAbFBtP64vgduj9Lj3KQSrPIlXMAqxCPrDw==
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

2026-09-17T20:42:55.828937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864
observed 7004f8af7af3b3409f9d9c5e55a296b5...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:42:55.594997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864/manifest.json
observed 656420500cadb15c83d8e002235257fc...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:42:55.421581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864/publication.md
observed 6707e9dc06d73abaf584f24adc839679...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:42:54.968055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864/publication.txt
observed 51a572b60b5e31326503a0ccddee527d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:50:28.113637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864
observed 7004f8af7af3b3409f9d9c5e55a296b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:28.089717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864/manifest.json
observed 656420500cadb15c83d8e002235257fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:28.070571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864/publication.md
observed 6707e9dc06d73abaf584f24adc839679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:28.052940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023864/publication.txt
observed 51a572b60b5e31326503a0ccddee527d...
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.