OpenTechnical

OT-2026-000095587

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000095587) never changes.

Identity and time

Publication numberOT-2026-000095587 · never reused
Internal UUID01a0ae9f-8f75-7002-b153-85e2d54c5579 · 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-2026-000095587
StatusPUBLIC

Content hashes

Canonical text764aed7462eb7422b5765fe2553d112bffe93b3aeaf7fead8fa8bedd0c357703
Markdown4099f6e023c96e15100595b155229a2754f7c8adcf8b7b74baccfd2b2152a457
PDF
Publication pageda2d780f58529f253083c68fe30716ad209c97f552b18dd4604b4ca59c2b7be4
Manifest4f669b02ccb00d109766a6f91c7b9222fd45425203ddd389bf7a37b6549e4113

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
Signaturez08ZM8TWuuBd+LD3oei/Bi9ahCZWz4MlhO9B4zjtsyuM3r9eXAwsvnfsUr38Be+Ox2gC7UZ8Puk82AzZsjtoCQ==
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

2026-09-17T09:37:00.432331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095587
observed da2d780f58529f253083c68fe30716ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.414826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095587/manifest.json
observed 4f669b02ccb00d109766a6f91c7b9222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.397602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095587/publication.md
observed 4099f6e023c96e15100595b155229a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.379896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095587/publication.txt
observed 764aed7462eb7422b5765fe2553d112b...
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.