OpenTechnical

OT-2026-000035520

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000035520) never changes.

Identity and time

Publication numberOT-2026-000035520 · never reused
Internal UUID01a0ae76-b4c5-72b4-bdfd-50da70cbe8a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035520
StatusPUBLIC

Content hashes

Canonical textd4a59e882516572af71593ee15e493b76777949888668c326b3eaf3162334fd6
Markdown7cdae0ae76d3a4bd8e47de3d1e74a072ab18836e4dc3b4298463fc4b7897e8f7
PDF
Publication pagec20735630d31868f7b8288f6366a67df11b007c6cacc54c5a470e8b4b770211a
Manifest8f876b836ede22964094b27c82ed508fe6918b0cf0a25c766bd980f03329328f

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
SignaturezYAMUDT+AaXjT2BaA+Otkyql6COpQXzl8Fc/oZ7cWbt53wQKHVsCZ2oOJi2W7Giql7h2LN1ov8kGtLgR6PA5CA==
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

2026-09-17T11:26:56.534474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035520
observed c20735630d31868f7b8288f6366a67df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.517531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035520/manifest.json
observed 8f876b836ede22964094b27c82ed508f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.499495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035520/publication.md
observed 7cdae0ae76d3a4bd8e47de3d1e74a072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.481790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035520/publication.txt
observed d4a59e882516572af71593ee15e493b7...
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.