OpenTechnical

OT-2026-000060212

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off after set-down

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-2026-000060212) never changes.

Identity and time

Publication numberOT-2026-000060212 · never reused
Internal UUID01a0ae8a-5a73-7536-9293-82978bd0655d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060212
StatusPUBLIC

Content hashes

Canonical text1dd45424b87b1175cb9abdfd502e0e68bab55355cd039e3bae319e07a99a3a9c
Markdown1dab9b19ec31caf511f9a02fe60be1458752f25a5311722a4aa7d7100a7c5d9c
PDF
Publication pagee091d295d998fe7a4ce43c3085db1d68f19106758b27fb87c5089546a537d722
Manifest33752832745d5f668f20868944aa0b0f3f2e9c749f33ed1b8ffe8b7965e42d16

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
SignatureJMltHh2W0r1ym5pl4LNXVHCPLPGiNIAM1FVS9CXH/QKIxAB9n7IGzGABecYFWwykf+t1nKOhGy+06CvoueH3AA==
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

2026-09-17T10:43:53.168535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060212
observed e091d295d998fe7a4ce43c3085db1d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:53.151644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060212/manifest.json
observed 33752832745d5f668f20868944aa0b0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:53.132625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060212/publication.md
observed 1dab9b19ec31caf511f9a02fe60be145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:53.113381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060212/publication.txt
observed 1dd45424b87b1175cb9abdfd502e0e68...
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.