OpenTechnical

OT-2026-000088153

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088153) never changes.

Identity and time

Publication numberOT-2026-000088153 · never reused
Internal UUID01a0ae9b-1aa8-7839-a3b8-2189707ececb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088153
StatusPUBLIC

Content hashes

Canonical text456dd0d8e3e236cd867e1e474d78da61e8c5ef48dc5e561255d8a5a2373b2e55
Markdownc5708a9e174300508ada7bcb94adc023acaacd2133510d99756af5ac837e60ed
PDF
Publication page9f2839311603353389fb5a13bffced13950a592fcc04f149831562a304451856
Manifest647dd2e8fba65cc79820e857c14caa1be457464a7e2c170e839e970f4271bb7b

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
SignatureKVUtNn1EPla7NbuajedohUuYKX5vJhgpJ3uqve1HXRKZpr1CPlAsXMihdPzzSb4mB4dUWQ4dPkJnzR0RKF+HCA==
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

2026-09-17T09:50:11.444997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153
observed 9f2839311603353389fb5a13bffced13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.428379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153/manifest.json
observed 647dd2e8fba65cc79820e857c14caa1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.410801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153/publication.md
observed c5708a9e174300508ada7bcb94adc023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.395537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153/publication.txt
observed 456dd0d8e3e236cd867e1e474d78da61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.815892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153
observed 9f2839311603353389fb5a13bffced13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.797339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153/manifest.json
observed 647dd2e8fba65cc79820e857c14caa1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.778575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153/publication.md
observed c5708a9e174300508ada7bcb94adc023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.759499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088153/publication.txt
observed 456dd0d8e3e236cd867e1e474d78da61...
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.