OpenTechnical

OT-2026-000073235

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000073235) never changes.

Identity and time

Publication numberOT-2026-000073235 · never reused
Internal UUID01a0ae92-efb6-772e-8560-c65062433253 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073235
StatusPUBLIC

Content hashes

Canonical text05a702774866a2435c1943186fb088921105f5052667c50e10d76e7b50d76454
Markdown3dbdecb272018e95ba8c49a82d774c27816829882874638240e0db999d86a9cb
PDF
Publication pageeb82adf25646d1318ad6283e78b7f91bf8c5fa532cd861ec2d5024d26067b015
Manifest0d34acd13b240730168de95e0f8c0e656a91762b4486e8a7e4c773a9a7e60096

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
SignaturedPrX9MGFGCQZ/087HXFaRz9vusWGADILyZ6T3e+GdlLYuy0yzPjxEisdb9YG+aD0q4mFojtYgYdbNQye8pJcBw==
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

2026-09-17T16:43:11.209745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235
observed eb82adf25646d1318ad6283e78b7f91b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:11.026796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235/manifest.json
observed 0d34acd13b240730168de95e0f8c0e65...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:10.753678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235/publication.md
observed 3dbdecb272018e95ba8c49a82d774c27...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:10.531199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235/publication.txt
observed 05a702774866a2435c1943186fb08892...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.153638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235
observed eb82adf25646d1318ad6283e78b7f91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.132059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235/manifest.json
observed 0d34acd13b240730168de95e0f8c0e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.110192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235/publication.md
observed 3dbdecb272018e95ba8c49a82d774c27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.088802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073235/publication.txt
observed 05a702774866a2435c1943186fb08892...
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.