OpenTechnical

OT-2026-000070635

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed 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-2026-000070635) never changes.

Identity and time

Publication numberOT-2026-000070635 · never reused
Internal UUID01a0ae91-8c2b-7dae-9d90-240370d354a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070635
StatusPUBLIC

Content hashes

Canonical text9cbd0bab247cbaab3af87c9c887b8f15acd0ccdd74102a950a1129d587e5a94d
Markdownd1c7ea4de81bc649858f1669f2c4636356306037fd85c297e86d5ff3d3de6d08
PDF
Publication page5268ccc70fa80a92f86a3a032193cb90ec2ab7a423a280567eef952e3be8d5ff
Manifest1c8a7f8fe91d87d4f46e1e016fa15af53af07cc75970f1aa1b923d13ff4fd935

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
SignatureLQaP+uULAAMqppIkO4iapYo6/VbAwmzYv5MicJ/+4LnPjsUJUIxJRBxJacK4C8bp9ZLldqOHi9gTCwpkP4vbBg==
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

2026-09-17T10:25:18.328856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070635
observed 5268ccc70fa80a92f86a3a032193cb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:18.311710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070635/manifest.json
observed 1c8a7f8fe91d87d4f46e1e016fa15af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:18.292739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070635/publication.md
observed d1c7ea4de81bc649858f1669f2c46363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:18.274497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070635/publication.txt
observed 9cbd0bab247cbaab3af87c9c887b8f15...
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.