OpenTechnical

OT-2026-000099614

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000099614) never changes.

Identity and time

Publication numberOT-2026-000099614 · never reused
Internal UUID01a0aea2-c975-7149-ac18-1a82f2bdee28 · 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-2026-000099614
StatusPUBLIC

Content hashes

Canonical textd8c824aecf076d92ee6b9fc3263f6018a5d2b71108bb06442eb193cce62b352d
Markdownece62580abb5a2a373e2c3ad9ce55fae6757ad561da955f536ac1c2ead71ce16
PDF
Publication page32bc2ff0e3e99e5d9cfa356808f7c3443b9977206f39137e2cfc0d98ce1859ee
Manifesteed84dc17bea6af5eb8e89cf358dd59426aa3c26df59a2403f17a3c5f78324a6

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
Signature8glm5EK1Ze7GsqNcwRuTa85oK6hMaEcKkQTsUw3QuA4dD1dho9PtMk5uGSdpV4eBBmcwdeKIeG1eotTxKYXRAw==
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

2026-09-17T09:29:32.647774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099614
observed 32bc2ff0e3e99e5d9cfa356808f7c344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.629280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099614/manifest.json
observed eed84dc17bea6af5eb8e89cf358dd594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.611740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099614/publication.md
observed ece62580abb5a2a373e2c3ad9ce55fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.594565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099614/publication.txt
observed d8c824aecf076d92ee6b9fc3263f6018...
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.