OpenTechnical

OT-2026-000098295

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000098295) never changes.

Identity and time

Publication numberOT-2026-000098295 · never reused
Internal UUID01a0aea1-e964-7ee7-8f8c-9844c2a20519 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098295
StatusPUBLIC

Content hashes

Canonical text668665e7b17f928c64b771388ae0f07c661d4765fbdbd98740bc4c0d0a2dd5d1
Markdownf8fde92b1005bba1c94935a921a09ac97d2235164a0ef798c7238f4afd9eab89
PDF
Publication page6fa078b8d2b245acbe5d42be3d0264357287c27fe324869a11c390ca7d9c5b53
Manifestab5a56c138495d1b7e24dd971107c46211142657a3bc47fb190dfd0f7fd62933

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
Signatured2Wg1fJ+DAR0gP3wiAuzG9SrBkTBz+Tlh/dOoL5j6sxu4MEKZGr2djj1NOmGs2U4Be7TlhHqMYXgWVNK+BfXBw==
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

2026-09-17T09:31:29.794335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098295
observed 6fa078b8d2b245acbe5d42be3d026435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.769046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098295/manifest.json
observed ab5a56c138495d1b7e24dd971107c462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.745280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098295/publication.md
observed f8fde92b1005bba1c94935a921a09ac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.726625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098295/publication.txt
observed 668665e7b17f928c64b771388ae0f07c...
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.