OpenTechnical

OT-2026-000092890

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000092890) never changes.

Identity and time

Publication numberOT-2026-000092890 · never reused
Internal UUID01a0ae9e-090e-779b-8f42-b0fd7a9f4acf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092890
StatusPUBLIC

Content hashes

Canonical textb391bc5ad49abe49e0d6de9123bcfd41a27f347888959a40684b10eb5b1d7b43
Markdowne0fb359750c7965c278256a8046b35eecdf1f2f02fa149c8839bba2d4b6d1f06
PDF
Publication page83bbac350c797a2ba9afb85d2a4a0c7b10a4c6df54887b724483f9038e6a4100
Manifest147c765e664ba4c8739df80716b7ea38d4bc6b54bbca7b246f8994cf116c4c1c

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
Signature9039JG7MXktPcER/wru8epCa4+Zd/zsM8UvD+nmMxi+ZnIxC3X5XESafQ9VHnBu6H3NqSIeFO22CRpHDZp9vAQ==
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

2026-09-17T09:40:00.051166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092890
observed 83bbac350c797a2ba9afb85d2a4a0c7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.034452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092890/manifest.json
observed 147c765e664ba4c8739df80716b7ea38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.015241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092890/publication.md
observed e0fb359750c7965c278256a8046b35ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.997367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092890/publication.txt
observed b391bc5ad49abe49e0d6de9123bcfd41...
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.