OpenTechnical

OT-2026-000051976

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000051976) never changes.

Identity and time

Publication numberOT-2026-000051976 · never reused
Internal UUID01a0ae83-e78e-708a-b3a5-c0a84ae29f96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051976
StatusPUBLIC

Content hashes

Canonical texta934465e19e321cb59269c51a5bc48caeb428c9bd4365885984113f7182125c4
Markdown4ae3183cc1aa6eae6331a45cf5a70029473611eb31ee85c6e66206d7f940b023
PDF
Publication page389c17e924fb95819d9155ab267fd461514839fc6411f8612ad19b0b4a44209d
Manifest92177ca113f29dad42973da298df22e39395e6a03fe116e2ae19afbaaf737ec8

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
SignatureGiSAT19/eSeB36Rv8eMX5zvyR6Qmr93LY1EyQXaL7xbORujjCmzb3qaBlLwIc1yNNLZ3nlYQ2s1UU9/4QwlRCg==
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

2026-09-17T10:57:28.555300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051976
observed 389c17e924fb95819d9155ab267fd461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.538944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051976/manifest.json
observed 92177ca113f29dad42973da298df22e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.522242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051976/publication.md
observed 4ae3183cc1aa6eae6331a45cf5a70029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.505053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051976/publication.txt
observed a934465e19e321cb59269c51a5bc48ca...
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.