OpenTechnical

OT-2026-000086023

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, sustained blow-off before set-down

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-2026-000086023) never changes.

Identity and time

Publication numberOT-2026-000086023 · never reused
Internal UUID01a0ae99-e82b-76f7-88d0-c31090c98a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086023
StatusPUBLIC

Content hashes

Canonical text5e85e43dcda405f8823ab360bfbf2fb05514edc29ae69fed3a077451e2a36c03
Markdownc350de808cc331d7dd68859872981eddcabeb9f11b790663e7f7f03d44d6ca11
PDF
Publication pagefda555276e7a1512fe53002e37b889fc837beff60d0bf9394bd36d5666f43adf
Manifest4bf423c674bae4d4d800fbe36fc001aa4cda07263ed51525290b34db1b7b0c07

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
SignaturesuJ4XANKsdtR4VEQZ3lhRb333KYwmx5Ktv3xkPPgx0fpAbGCcAyDz3xg187cZj7lSPUI58IjP9hPwz67OrYOBQ==
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

2026-09-17T09:53:00.837314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086023
observed fda555276e7a1512fe53002e37b889fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:00.820299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086023/manifest.json
observed 4bf423c674bae4d4d800fbe36fc001aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:00.802022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086023/publication.md
observed c350de808cc331d7dd68859872981edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:00.782266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086023/publication.txt
observed 5e85e43dcda405f8823ab360bfbf2fb0...
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.