OpenTechnical

OT-2026-000099535

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold 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-2026-000099535) never changes.

Identity and time

Publication numberOT-2026-000099535 · never reused
Internal UUID01a0aea2-c975-7aac-a852-c4bcf0cac45a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099535
StatusPUBLIC

Content hashes

Canonical textbf921a860a623ac1631b0e7ce13ea22c4e46f8d82ec044d8fba55b2ae559bbdb
Markdown7bc1f3c80d3688e439971f95892ee01ed1619522291772c193b30d42ad4ed709
PDF
Publication page55948d60dd833a6f5263638f851229ce7484614389f2cb22aee5f62f80115143
Manifest1af79deab8586309e1fb372ce3d7b5ffc71f460356806fe59f18dab1ebd152c9

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
Signaturez2kmtmmE0DUBoLZBNPGJ5vIxd6SacpbRkX9CMlguqsuSC9OElWFmXM/Xg1Dt1LAE8YM6/CHtyZwGharEO/uwAA==
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

2026-09-17T09:29:26.261051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099535
observed 55948d60dd833a6f5263638f851229ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:26.242585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099535/manifest.json
observed 1af79deab8586309e1fb372ce3d7b5ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:26.225604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099535/publication.md
observed 7bc1f3c80d3688e439971f95892ee01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:26.208519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099535/publication.txt
observed bf921a860a623ac1631b0e7ce13ea22c...
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.