OpenTechnical

OT-2026-000023234

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000023234) never changes.

Identity and time

Publication numberOT-2026-000023234 · never reused
Internal UUID01a0ae70-7267-71ff-9dca-f0883678e661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023234
StatusPUBLIC

Content hashes

Canonical text0925ebabd1eb84e5fe7e26bcf01a573521073362fe946071277952dea904fd1d
Markdownc33cd6c6c8a788c45f34da60f21deda956dee431fc0d2298d7201129dd9f4e76
PDF
Publication page9a5b91fe2e9e63fd56ca8cebbf056fbba046304df751e1b7c7dbedfe912c3acb
Manifestbb9d2bcee949bda2f059563e01084dbf018e5ee8220dbe01a2953e6169a68a00

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
SignaturejISadPDRAcgmblNzNGY/EHX9G21CYMWgJcQbRLW0krbfqQF4UtfIxmy+DIkeN/7mwrLqql/LRWOPyKWlTEdsBQ==
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

2026-09-17T11:51:17.710257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023234
observed 9a5b91fe2e9e63fd56ca8cebbf056fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:17.693170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023234/manifest.json
observed bb9d2bcee949bda2f059563e01084dbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:17.675177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023234/publication.md
observed c33cd6c6c8a788c45f34da60f21deda9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:17.652526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023234/publication.txt
observed 0925ebabd1eb84e5fe7e26bcf01a5735...
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.