OpenTechnical

OT-2026-000095068

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, 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-2026-000095068) never changes.

Identity and time

Publication numberOT-2026-000095068 · never reused
Internal UUID01a0ae9f-2df0-7b7e-ab4c-baf3a386af63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095068
StatusPUBLIC

Content hashes

Canonical texta09503103be30961480d74d909b5b750007bb381c7a889836decbf31c965f416
Markdown64133f85d267c533dbaaa71159f9169b360ba0a9f33c9acc7d29a2dabc75ba94
PDF
Publication pagee9c474274a325326a9d2069d6ff3d3636fca2270eeaffc6f9d9a179d3875fa23
Manifeste400b1cadf2099a7451f184812be10742fdc7b2366f747f856c5ffcd09531f7c

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
SignatureIadSASycH34LwUO0XGEowhXfX1ZXGhHF/GN2qQbAOGm/uGF81dM8SprwCXgNscLsG8JNSN4BwN1GbYEux7kHCQ==
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

2026-09-17T16:42:20.158312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068
observed e9c474274a325326a9d2069d6ff3d363...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:19.831349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068/manifest.json
observed e400b1cadf2099a7451f184812be1074...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:19.703921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068/publication.md
observed 64133f85d267c533dbaaa71159f9169b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:19.578833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068/publication.txt
observed a09503103be30961480d74d909b5b750...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.379265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068
observed e9c474274a325326a9d2069d6ff3d363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.361045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068/manifest.json
observed e400b1cadf2099a7451f184812be1074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.343613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068/publication.md
observed 64133f85d267c533dbaaa71159f9169b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.324213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095068/publication.txt
observed a09503103be30961480d74d909b5b750...
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.