OpenTechnical

OT-2026-000036429

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036429) never changes.

Identity and time

Publication numberOT-2026-000036429 · never reused
Internal UUID01a0ae77-01d1-715e-9cc8-c215485e505c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036429
StatusPUBLIC

Content hashes

Canonical texte8d85519f203cfd7b4729c78c331f98f017af24974c47d2d4edec109423569b9
Markdown5d2175db1008bcb300e216ab93a26bc1990c5595e59afa19d64d05bcccd414d8
PDF
Publication page59e9abcc7ffb5290f4009c5e474d21a8fb98715120fa28223144f1e9bf6654c4
Manifesta3fd44cafff7d3cb9022aae300ba699f64636c4bb91db34c8b2bdf9e299d273b

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
SignatureQmZD38DUDz+rXa54gDzTZx1BWec0XwL1gGS21NzlMWK9TWQl928ttk8rzH+X6Oz3rWJfPER1xlHfaTv/x1CnCg==
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

2026-09-17T11:26:49.336212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036429
observed 59e9abcc7ffb5290f4009c5e474d21a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.317398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036429/manifest.json
observed a3fd44cafff7d3cb9022aae300ba699f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.299415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036429/publication.md
observed 5d2175db1008bcb300e216ab93a26bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.281919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036429/publication.txt
observed e8d85519f203cfd7b4729c78c331f98f...
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.