OpenTechnical

OT-2026-000033860

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000033860) never changes.

Identity and time

Publication numberOT-2026-000033860 · never reused
Internal UUID01a0ae75-a391-7a31-84b8-93aa0cd7f363 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033860
StatusPUBLIC

Content hashes

Canonical text34039b9797ac506f423fa3ac45d52677218920d049fba3a9965d2c544341f8c4
Markdown86f1e7e580453af5f97687e7c800dd70813c6552727b7577f4174c0eb26cde48
PDF
Publication paged5bdb1df463d16387c4a8867cb60a9fcec59a08eaf0c867a53409aff70869260
Manifest253cf2dcf2f80857ff241bdc1f9a435130e91b61881919a5e2b8d2aead03796e

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
SignatureGRlmeu27Orm3MZzMoYoDy7Zbh3vc8ZTKQI3XmM8JhCvvULU/xGeHDX4eyB5PdSLgPhieswibTgyYsYNqRo4uAw==
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

2026-09-17T11:31:55.306625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033860
observed d5bdb1df463d16387c4a8867cb60a9fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.288698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033860/manifest.json
observed 253cf2dcf2f80857ff241bdc1f9a4351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.271665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033860/publication.md
observed 86f1e7e580453af5f97687e7c800dd70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.253120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033860/publication.txt
observed 34039b9797ac506f423fa3ac45d52677...
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.