OpenTechnical

OT-2026-000100995

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000100995) never changes.

Identity and time

Publication numberOT-2026-000100995 · never reused
Internal UUID01a0aea3-c377-7500-848c-11bd9ce18c99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100995
StatusPUBLIC

Content hashes

Canonical text9857fbd52fac04ac73823cf62fac97bc889f9dbaf1e22e97cc241dff1bac769e
Markdowndc7f721be160896bf5be378b45a1cbce79693dae1460d8421be31db27ddbc5c9
PDF
Publication page33a481be3daa3f0d8e04f6ddc9a1852198c124d2e05df886fa61435089ac6944
Manifest111bd825d34e29f7d47062a0e7a3a7ecf2a968a2b2923b00686182da1eefe9cc

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
Signature8ay+qdr+Nd0tNJiIxabywlvjHkS3WVaWSU80h5cnchCMB0Clghk8kvu2mGS7w7VLdKq2h5Kyah1uCEjOOqeeAg==
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

2026-09-17T09:26:35.684492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100995
observed 33a481be3daa3f0d8e04f6ddc9a18521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:35.664434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100995/manifest.json
observed 111bd825d34e29f7d47062a0e7a3a7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:35.645687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100995/publication.md
observed dc7f721be160896bf5be378b45a1cbce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:35.629971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100995/publication.txt
observed 9857fbd52fac04ac73823cf62fac97bc...
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.