OpenTechnical

OT-2026-000033709

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000033709) never changes.

Identity and time

Publication numberOT-2026-000033709 · never reused
Internal UUID01a0ae75-a390-711d-8ac3-5b410a3766e0 · 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-2026-000033709
StatusPUBLIC

Content hashes

Canonical text6b19443bc033f182cdf1bddc80c338de4b643bdc0760c0263d003b660f788ad2
Markdown75b5c1117a1ce601460dd92a4b946f2409b8855be2caeba5eb7b31df106de865
PDF
Publication page594f6629b084e154369e26c59530bebf4044315b20bda9363c9e45543839db37
Manifesta46c8f148f3a2d16eb685d8c39f8e7af566489fce90b243dffe7ee6d43e9cc2a

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
SignatureBemceTMg1t65Hn9lurlUPd0+DtoHsEAWfHjyeQKtfFaw3tgaar3IC+FQM8oqrW72dltwNUB0zt0OLuCBPQXyDQ==
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

2026-09-17T11:31:42.480671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033709
observed 594f6629b084e154369e26c59530bebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.464881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033709/manifest.json
observed a46c8f148f3a2d16eb685d8c39f8e7af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.446776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033709/publication.md
observed 75b5c1117a1ce601460dd92a4b946f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.429080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033709/publication.txt
observed 6b19443bc033f182cdf1bddc80c338de...
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.