OpenTechnical

OT-2026-000059911

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000059911) never changes.

Identity and time

Publication numberOT-2026-000059911 · never reused
Internal UUID01a0ae89-ec26-727c-8dc3-201499e4a2be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059911
StatusPUBLIC

Content hashes

Canonical textaaa74e8fe478f4abb64475f33cd5e85aae2ad0f023e8a9e9b9138f101995fe75
Markdownfbf885fefe53eb04dc0e14c4b386c73198d24bdd1b56121618b12b44c5c8f15c
PDF
Publication page9e4d66d5badc32bde4db5ef0dc7def01e4e47f628ec719b45fe42716432df488
Manifest5f2b53ddbffda8c01f51561ab98c659fc55737e0cd2cf2839f1aca4c0f837024

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
SignaturesxFwgu9CTRyDzM6NL46jJudpO7cHtgm8wnwSG88ahD7u2s4xovmr6N3TNP3S62vLf51OqwN8/L8xL5iduzOhAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:40.573891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059911
observed 9e4d66d5badc32bde4db5ef0dc7def01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.553908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059911/manifest.json
observed 5f2b53ddbffda8c01f51561ab98c659f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.534386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059911/publication.md
observed fbf885fefe53eb04dc0e14c4b386c731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.515744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059911/publication.txt
observed aaa74e8fe478f4abb64475f33cd5e85a...
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.