OpenTechnical

OT-2026-000070964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000070964) never changes.

Identity and time

Publication numberOT-2026-000070964 · never reused
Internal UUID01a0ae91-8c2e-72a4-8f86-9ccbc99592fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070964
StatusPUBLIC

Content hashes

Canonical textd233c13dadd6b5140e89773ba69152967c4cd70bd34bbebbb76dd9d446f2acd2
Markdown0567220a0db6312fe583bfbb4fdbcc1baccfc63864d2525d355bdf03bbb2253d
PDF
Publication pageb2a89a34a3375c0f4408d55b90fac45f066428a379384e7200c7799f0ee0df64
Manifest52c357defcab1d3e120343fbb0b00bec59ad5d3e7b471dee34a79725aac58547

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
SignaturedAMYh1Rz68jM98Pt7XHU4bSIX0PGTVEZIRpGp3fQxm1IIR2MG/v1TPYWsZfBAxKqzqLf0eiGSwjG6MPfOPOFCQ==
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

2026-09-17T10:25:48.149493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070964
observed b2a89a34a3375c0f4408d55b90fac45f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.132754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070964/manifest.json
observed 52c357defcab1d3e120343fbb0b00bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.116684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070964/publication.md
observed 0567220a0db6312fe583bfbb4fdbcc1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.100160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070964/publication.txt
observed d233c13dadd6b5140e89773ba6915296...
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.