OpenTechnical

OT-2026-000024574

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000024574) never changes.

Identity and time

Publication numberOT-2026-000024574 · never reused
Internal UUID01a0ae70-e8cc-738e-8743-e81ede548e2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024574
StatusPUBLIC

Content hashes

Canonical text84efb3c347316a18cf40f94a7f26bb211fc45c87d7f810df693d7994fedb7d71
Markdown466552aecbbd40f81754808ebc9cc832acf8cf5dfe34a8d7803280564885450c
PDF
Publication pagedf6f4fd2fd5e8205747d312a7d15a5175389e091025101e039301be581963aaa
Manifest57fec9a82f7e5a4771b24c99e6d8aa99c3ec368e44961e3c144c38e987406254

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
SignatureoAtwdJQWQ/7CWnG6Pc/hDQhT1ri6eoGxz+7LSwwfm2BBAwV7JGfwIwE1cbOquQfwQwcCDKKSt7O0n1gEF1uFDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:50:44.125093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574
observed df6f4fd2fd5e8205747d312a7d15a517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:44.106630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574/manifest.json
observed 57fec9a82f7e5a4771b24c99e6d8aa99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:44.088533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574/publication.md
observed 466552aecbbd40f81754808ebc9cc832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:44.069881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574/publication.txt
observed 84efb3c347316a18cf40f94a7f26bb21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:45.793552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574
observed df6f4fd2fd5e8205747d312a7d15a517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:45.776386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574/manifest.json
observed 57fec9a82f7e5a4771b24c99e6d8aa99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:45.756843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574/publication.md
observed 466552aecbbd40f81754808ebc9cc832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:45.738322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024574/publication.txt
observed 84efb3c347316a18cf40f94a7f26bb21...
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.