OpenTechnical

OT-2026-000082074

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000082074) never changes.

Identity and time

Publication numberOT-2026-000082074 · never reused
Internal UUID01a0ae97-4d93-7c52-ab65-9f2cf2afea19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082074
StatusPUBLIC

Content hashes

Canonical text31103077b9efe3dff0c552596e454ece7b7a80cbf6144e79355a0ccce86afb6b
Markdownb2bc2dfd435aac39475cac20046751a03b7cb2a80cb22119bbf35828ca35e5ad
PDF
Publication page9c4e3f9c85628154a8aedd32f193497b705712c4fefef532093c256f3329af5c
Manifestec96d519419f9cb6ae1d095bf5b9bed6df7bbea078a9a5190217576da9220899

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
SignatureOdYsPLJV0qtE7CK+0D1UmRrrmzCrjUJz8TwUIuI6Q7Z0ymytEtGEaMQfkE0gHswkOxph5DEuBH3tU3MM/Eh2CQ==
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

2026-09-17T09:58:52.603203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082074
observed 9c4e3f9c85628154a8aedd32f193497b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.586793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082074/manifest.json
observed ec96d519419f9cb6ae1d095bf5b9bed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.570533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082074/publication.md
observed b2bc2dfd435aac39475cac20046751a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.554214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082074/publication.txt
observed 31103077b9efe3dff0c552596e454ece...
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.