OpenTechnical

OT-2026-000092906

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000092906) never changes.

Identity and time

Publication numberOT-2026-000092906 · never reused
Internal UUID01a0ae9e-090e-7d53-8167-0a686631d2e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092906
StatusPUBLIC

Content hashes

Canonical text884dcc9a3d4a1d4dff1dc0e615d13b8de378b32962f0e3f64c4c15f37eb5cbd6
Markdownac65850e8d759ff4511ba64f466d9c24c0b3b06eeffd32dc24fba51b08fda81d
PDF
Publication page73f2d3b3ae3e876b53ec8e79036b8653fa74457ee01321cbaec60ccdc09e3ac4
Manifest0f3cc99466f2d1c1e9271a4e81c33390e4e6f84ece3b24e64d29a3d06f092219

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
SignaturenDGNKXRIl00FINTEWeDe+JTT5DN4iR7QBy3qaWdJMHPoe/WJLTW9PekuXQmC6RLgTrDIk5wqbl7OmOSrx5LhCg==
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

2026-09-17T09:40:01.304693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092906
observed 73f2d3b3ae3e876b53ec8e79036b8653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:01.288266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092906/manifest.json
observed 0f3cc99466f2d1c1e9271a4e81c33390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:01.270768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092906/publication.md
observed ac65850e8d759ff4511ba64f466d9c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:01.252164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092906/publication.txt
observed 884dcc9a3d4a1d4dff1dc0e615d13b8d...
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.