OpenTechnical

OT-2026-000092450

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000092450) never changes.

Identity and time

Publication numberOT-2026-000092450 · never reused
Internal UUID01a0ae9d-b5fc-7b1f-b328-2d7ca7115c8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092450
StatusPUBLIC

Content hashes

Canonical text9bd8faca3659adf084b6b46233b0fcafd8b3800c596ae47f8d3c5fcd65b016f9
Markdown692dbc88536824a8d411d51293f254146516fe847161d0b4f0d1e60d2d2925bb
PDF
Publication page3dacd9f8fd710b8aa96edb7c8380ee0fd88729c9e4150e61969d1e0e93660260
Manifestb3254585079fda4fcdb188fadd933a2625de6716f3d5ea255befeac6cefdced4

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
SignatureK1eeyRpS8R+iKvO2c1WYuArVD+b7gL4KGgTElK8O4AEKRoD7+04MD4kuUO2CtD9o+P4erRtJ3V4jJv0SG4V0DQ==
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

2026-09-17T09:41:00.618536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092450
observed 3dacd9f8fd710b8aa96edb7c8380ee0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.601028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092450/manifest.json
observed b3254585079fda4fcdb188fadd933a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.582092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092450/publication.md
observed 692dbc88536824a8d411d51293f25414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.530938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092450/publication.txt
observed 9bd8faca3659adf084b6b46233b0fcaf...
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.