OpenTechnical

OT-2026-000095519

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000095519) never changes.

Identity and time

Publication numberOT-2026-000095519 · never reused
Internal UUID01a0ae9f-8f74-7529-9334-3dbe0ff9b33f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095519
StatusPUBLIC

Content hashes

Canonical texted12875647e86597a2c195466c3e42490c5edd55c7c34365f87cf251615dab2a
Markdown989b86ef02b76d9431f092bfbd5642249672e4075828b484214fa05138fd18b9
PDF
Publication page0f30b4e6011371c1f621961f44ec77df53f6c65b42a3bf31a2aaf3ea51d554f4
Manifest4278913661dcbb850162a7aaee589dd6e5cfccf3fca5eaf6d10041b77e0f371e

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
Signaturekbv6ZNyH0NALDf41sqpu77itSh9bWqknUYo8gvKDPRxGuc/VpFNwfcxa4ySYSQmf6tX7Cx9HlZb4iYtBntbSBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:55.678240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095519
observed 0f30b4e6011371c1f621961f44ec77df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.661426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095519/manifest.json
observed 4278913661dcbb850162a7aaee589dd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.645820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095519/publication.md
observed 989b86ef02b76d9431f092bfbd564224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.630018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095519/publication.txt
observed ed12875647e86597a2c195466c3e4249...
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.