OpenTechnical

OT-2026-000007917

Publication integrity record

Foam pad vacuum gripper, 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-2026-000007917) never changes.

Identity and time

Publication numberOT-2026-000007917 · never reused
Internal UUID01a0ae6a-908a-72b6-b238-b8b3869fb913 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007917
StatusPUBLIC

Content hashes

Canonical text0940ef88f73ab8d8e5604a3f81db43b036aba50e829d1b2da9b1e38f50808a86
Markdowneeea65bc61356f750fc527433401a725d404d228536a54c53086e7aeefe2267b
PDF
Publication pageb24018f238d5ae8579a09032fe75134a742511a10de9921c557dc75ca274e77d
Manifest350b5ca2ea4dba83df70c0daf7217b9ab9ec59e8c2b2fc22128b4db6d51b5d89

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
SignatureS2b0xK6gB+kgAGr8PyVxDS5p0yG6hLMmjH+ebbHStLGY5ezN1VmMt1gDJYANOub90edrfU8gVxWFH+4cMFoJBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:23.448103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917
observed b24018f238d5ae8579a09032fe75134a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.430430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917/manifest.json
observed 350b5ca2ea4dba83df70c0daf7217b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.411671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917/publication.md
observed eeea65bc61356f750fc527433401a725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.394136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917/publication.txt
observed 0940ef88f73ab8d8e5604a3f81db43b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.137707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917
observed b24018f238d5ae8579a09032fe75134a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.119339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917/manifest.json
observed 350b5ca2ea4dba83df70c0daf7217b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.097015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917/publication.md
observed eeea65bc61356f750fc527433401a725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.079022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007917/publication.txt
observed 0940ef88f73ab8d8e5604a3f81db43b0...
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.