OpenTechnical

OT-2026-000063860

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063860) never changes.

Identity and time

Publication numberOT-2026-000063860 · never reused
Internal UUID01a0ae8d-53ba-78a1-9be5-c5f48ff07d3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063860
StatusPUBLIC

Content hashes

Canonical texta07fc9f059686d8d573fe72a57b313197601a3157bf4b84beeb7d9e0a454f342
Markdownf6400367cf8dfe8531f0314afc03f2b3e93fc5bf8cb0b8d0fbfd08d6b879a199
PDF
Publication pageb611a1d0f1eaecd9c17ab3e41aabb64d51336736ca5f11b17a141493df33b158
Manifest5772694a1cc7dfeba7e8c03b01ba840862bd5bbdbbb00971adf0139755275009

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
SignatureaH3oEI3hQkZRKuja9MzqzQFAq2DzzhJNJU0Ux//h+JDedPnDmE0dEuuvHCaYNB094teB61FZNn5LF4BIQmHiCg==
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

2026-09-17T10:36:53.727918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063860
observed b611a1d0f1eaecd9c17ab3e41aabb64d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.710204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063860/manifest.json
observed 5772694a1cc7dfeba7e8c03b01ba8408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.686539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063860/publication.md
observed f6400367cf8dfe8531f0314afc03f2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.669189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063860/publication.txt
observed a07fc9f059686d8d573fe72a57b31319...
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.