OpenTechnical

OT-2026-000098490

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000098490) never changes.

Identity and time

Publication numberOT-2026-000098490 · never reused
Internal UUID01a0aea1-e966-7cbd-ab30-a682d5f230c5 · 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-2026-000098490
StatusPUBLIC

Content hashes

Canonical text7984582020f63071a97ce65a85d3e161c13f00e8207f724e950ea0041ff885ac
Markdown6658edfca6a8838e49b7a4c2826ab9f0033d5569da9983f194806c7ad3942491
PDF
Publication page3375a452683120b26adf479ff7d4a610e525aeb0a9b54b860862a64691f56761
Manifest03acd1f48899cae896677137fc419caf2c6d86d19413e29ffd471323bd9539c6

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
SignaturelnmJL8Tws6d/REeQtYT5p38AS6aWUdPBkydki7FNvDu0Gu3i9aBm4TVIfx5HHu2L0BLp/ScUdkBdFctYy/m3Dw==
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

2026-09-17T09:32:21.558793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098490
observed 3375a452683120b26adf479ff7d4a610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.539315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098490/manifest.json
observed 03acd1f48899cae896677137fc419caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.521792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098490/publication.md
observed 6658edfca6a8838e49b7a4c2826ab9f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.503754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098490/publication.txt
observed 7984582020f63071a97ce65a85d3e161...
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.