OpenTechnical

OT-2026-000033776

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000033776) never changes.

Identity and time

Publication numberOT-2026-000033776 · never reused
Internal UUID01a0ae75-a391-7434-9af4-f54469d00407 · 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-2026-000033776
StatusPUBLIC

Content hashes

Canonical text2cc6429acb912dfd4767df0f0ef0a9f8dbaf7d5b16c6827f642f70e504351675
Markdown7bbf1cd28b3523cbc80cc61bb4bac9f565c716d01409bfeb2b666d8d6a73fec4
PDF
Publication page807698c51cf34c294cee75a835f6f7fbe1c90469e8b6a98910164f775febd16f
Manifest5d04951261f5a79297832d444b650ea84c79ef9624517e6859dbe6866cddb93b

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
Signature1BwClmj1XMSPP9TjiAmiyW9neOjRsJm2wF7jgOFCSE2jaaBrGepKamA37EGq2LQoGWIJGpos/48IEqdEOuLbBg==
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

2026-09-17T11:31:48.729094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033776
observed 807698c51cf34c294cee75a835f6f7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.709308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033776/manifest.json
observed 5d04951261f5a79297832d444b650ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.690328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033776/publication.md
observed 7bbf1cd28b3523cbc80cc61bb4bac9f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.672460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033776/publication.txt
observed 2cc6429acb912dfd4767df0f0ef0a9f8...
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.