OpenTechnical

OT-2026-000060855

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000060855) never changes.

Identity and time

Publication numberOT-2026-000060855 · never reused
Internal UUID01a0ae8a-b7d2-71f3-82bb-eacdc7c8fe57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060855
StatusPUBLIC

Content hashes

Canonical text84c6fe002b9cbede6e8b0d97285b90a8ff730337a76b7a676534293976f81b02
Markdown1889226569df5e0c11dd82a94a405e447435c15a30acc2c315f442dcc45dad54
PDF
Publication page810b0edbf683906c9d3cc2bb3435038f8070c28dc04e1c9a596e05f242b5d6bf
Manifest7a0d0af7eef5f7266e3b72b554771a30a5d8b9dbbad9f719d67fba7d5f8c22ac

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
Signature2rwyB6KVBUbEou0kRu/3J/yX60lXj/X8V52JK4BxLoZVjRL8XN1AHeOa5A/xkPDO4PHV72V91wqWJQHV61q+Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:36.808276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060855
observed 810b0edbf683906c9d3cc2bb3435038f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.790426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060855/manifest.json
observed 7a0d0af7eef5f7266e3b72b554771a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.774893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060855/publication.md
observed 1889226569df5e0c11dd82a94a405e44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.757883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060855/publication.txt
observed 84c6fe002b9cbede6e8b0d97285b90a8...
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.