OpenTechnical

OT-2026-000063206

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000063206) never changes.

Identity and time

Publication numberOT-2026-000063206 · never reused
Internal UUID01a0ae8c-94ab-781a-a1ba-311cd7d016df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063206
StatusPUBLIC

Content hashes

Canonical text0b10da1e309afb5adfb3428e2a41e37d206207bcc396a844103f556739b60533
Markdown1ee3d6a8bc82afb192a49983f379a2f020645daaab94e6c878b08f9f27b46c9b
PDF
Publication page31f9c6001bd519c0ccb0edbf98d7de6b2b9620eda8cdf6db19300430001fb147
Manifest6a9ec98ec412ee38899137064eaeea0ab3d1c11a44929095f855edc7cc7e1046

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
Signature6NiTjJn20SwMVOlqvgDfv7UHq79DRY/HBenlG5kapQhoVNo7sw/8VDuBWI2Jo+tolt8eXVXqZMrsnkJN7zb/Dw==
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

2026-09-17T12:43:20.453933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206
observed 31f9c6001bd519c0ccb0edbf98d7de6b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:20.209280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206/manifest.json
observed 6a9ec98ec412ee38899137064eaeea0a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:20.044674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206/publication.md
observed 1ee3d6a8bc82afb192a49983f379a2f0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:19.866472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206/publication.txt
observed 0b10da1e309afb5adfb3428e2a41e37d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:39:00.356449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206
observed 31f9c6001bd519c0ccb0edbf98d7de6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:00.338140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206/manifest.json
observed 6a9ec98ec412ee38899137064eaeea0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:00.320472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206/publication.md
observed 1ee3d6a8bc82afb192a49983f379a2f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:00.301255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063206/publication.txt
observed 0b10da1e309afb5adfb3428e2a41e37d...
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.