OpenTechnical

OT-2026-000065140

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065140) never changes.

Identity and time

Publication numberOT-2026-000065140 · never reused
Internal UUID01a0ae8e-1df9-7395-8d3a-b11861d3e84f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065140
StatusPUBLIC

Content hashes

Canonical textdae2736746a82eb2db247bdf856d149be16b4f4fcd9305bbe5b495d7d378e843
Markdownd276c51f42e5f2f1a21b5f6ae4abb4c833352037cc40d4225800aae66a81c7a9
PDF
Publication page7f549910c493ccd62e8a5999e8bc4949d98f3940dc3c5cf0b21af40b8d374788
Manifest86de13ff8dd330fb93c6dbafd889a9478e7a3f93d86d2447597e5ca42072bc5b

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
SignaturekABzsBjuOsalPf4TQyfyMiV9Q/sE7rnSlICQEFigrCUqTFrCJleFXSVwNQ8Fw0XWQ43GQdWP7dczUiaC3m2XBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:58.446120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065140
observed 7f549910c493ccd62e8a5999e8bc4949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.430092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065140/manifest.json
observed 86de13ff8dd330fb93c6dbafd889a947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.412791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065140/publication.md
observed d276c51f42e5f2f1a21b5f6ae4abb4c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.397497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065140/publication.txt
observed dae2736746a82eb2db247bdf856d149b...
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.