OpenTechnical

OT-2026-000056982

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000056982) never changes.

Identity and time

Publication numberOT-2026-000056982 · never reused
Internal UUID01a0ae87-d5b5-7a41-a43d-430ba098cfee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056982
StatusPUBLIC

Content hashes

Canonical text6f30219b84edc405353c11e2a08c63a15de30d2a1df72190629def83292737a9
Markdown45ddb01d509379b991e1b01c2e4ce4872de03c0fdfed31f37ee843e927a479b5
PDF
Publication pagebb4fb8cbc3aefdd94a96c30e7314442e4afbed274072b983bcf2e27fa3cf8904
Manifestb6607433db663e042e175e490f7e28cb38a0a41d6ea9c348b0ec5f443ed35134

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
SignatureSE0TEvG1H3nfS9tc6Yrmn4g5Nm5dRjWz76m3k1RTCQ21jwfF49r4K7Unf2/5P5/z/hhBiobWLHHUppWJ9OPyBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:27.018940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056982
observed bb4fb8cbc3aefdd94a96c30e7314442e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:27.000392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056982/manifest.json
observed b6607433db663e042e175e490f7e28cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:26.981907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056982/publication.md
observed 45ddb01d509379b991e1b01c2e4ce487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:26.963035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056982/publication.txt
observed 6f30219b84edc405353c11e2a08c63a1...
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.