OpenTechnical

OT-2026-000006876

Publication integrity record

Bellows cup vacuum gripper, ejector fed, pressure verified, contact triggered on the face, plastic cups

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-2026-000006876) never changes.

Identity and time

Publication numberOT-2026-000006876 · never reused
Internal UUID01a0a96a-7c20-7396-9ee4-e2245e4f3735 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:52:03.235547Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006876
StatusPUBLIC

Content hashes

Canonical text01f2f45e9002e7ae0961756be2e47225ce899eb678190f2ea0ed9901ea20ca7d
Markdownb11e37ee2d0e34b9cdbe5888971bdfb8b93cc8500e744fb8644ff0b3f9677e74
PDF
Publication pagecc76c2c163354d50149cd72510cec334a66357921dfcfdcf043c7f56fa633adf
Manifest8890d2fca35fd170dc55fac5c4becd24083995389ae100fc6c7ccb54cdb408a9

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
SignaturevOStSCmZC1vJU/hP6EDaI4qHXsd5WoCkWk3YcEDA2xYI2AH9hgiswquvTbf+jML3fACqNllGobjJxV5I+H9JDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:26.635389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006876
observed cc76c2c163354d50149cd72510cec334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.495462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006876/manifest.json
observed 8890d2fca35fd170dc55fac5c4becd24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.481590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006876/publication.md
observed b11e37ee2d0e34b9cdbe5888971bdfb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.469109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006876/publication.txt
observed 01f2f45e9002e7ae0961756be2e47225...
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.