OpenTechnical

OT-2026-000009804

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000009804) never changes.

Identity and time

Publication numberOT-2026-000009804 · never reused
Internal UUID01a0ae6b-7565-7917-b44f-89ded26549b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009804
StatusPUBLIC

Content hashes

Canonical text38d258ee3d183c9962d8e6df61741572336aa7854cd780696288891f290fe355
Markdownef038faaac743a77549e047db373af03dad2c4562c055a3bdd7912cabdb7849e
PDF
Publication page765205b5b72af6917c040f7d06e02327e5046054e46cb2563556e407b7f5519a
Manifest334a87fd78db96f5dc430e65c074f59ad0e3e9e5d1a5a1d74fc81fcbaeff8aa3

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
SignatureRARiuhu4k5GujRI3xWirlXUWi9LYuP4JPB8WIjrN+wEldYhMlLdsYNGhMixa8ggIPx9QhSLeVat5AVAkRt5jBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:19.742985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009804
observed 765205b5b72af6917c040f7d06e02327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.722447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009804/manifest.json
observed 334a87fd78db96f5dc430e65c074f59a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.700637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009804/publication.md
observed ef038faaac743a77549e047db373af03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.681091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009804/publication.txt
observed 38d258ee3d183c9962d8e6df61741572...
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.