OpenTechnical

OT-2026-000088038

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000088038) never changes.

Identity and time

Publication numberOT-2026-000088038 · never reused
Internal UUID01a0ae9b-1aa7-73b7-a38a-9fa51e4d0f09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088038
StatusPUBLIC

Content hashes

Canonical textca1feb435ff0d92d9241d1ed5c7062753baa202605d76be128399712ef7eb957
Markdowna57075750bfdca26016d62fd4cf7323f80781a8d9c47a00e347cde5c3786d2d6
PDF
Publication page871bf6e75172281479ae2fbf824ed52b6785b66be31423961cbda9aeb60bb20c
Manifest030f3799d9cd35adc55bb6ab2b556fa8e0a81a1576cb81483c2b768b2ffcf3c6

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
Signature0x7MQoz+3epHut1jAbe8w/wLGEVP2JewWnGtiJKvJzrV5PRh0zgJ/7Zur7Yi3Xt+i83y/n+2RylZGBclTskuAg==
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

2026-09-17T09:49:25.644492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088038
observed 871bf6e75172281479ae2fbf824ed52b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:25.627928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088038/manifest.json
observed 030f3799d9cd35adc55bb6ab2b556fa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:25.612134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088038/publication.md
observed a57075750bfdca26016d62fd4cf7323f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:25.595948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088038/publication.txt
observed ca1feb435ff0d92d9241d1ed5c706275...
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.