OpenTechnical

OT-2026-000048994

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000048994) never changes.

Identity and time

Publication numberOT-2026-000048994 · never reused
Internal UUID01a0ae81-134c-736d-a95f-bdea32a8f1a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048994
StatusPUBLIC

Content hashes

Canonical text0239d4f2e7e9de0d3970607b1ef7d78c4143f6f862a297c2b3208b24914b5e45
Markdown612f7fb1a0a68f8fe0d1209cb4f4c435a4100430fc92fc8764bb5668b63fb52c
PDF
Publication pagef71975db69a4bcb39687e59a5defdb70055c0661d7dc1e0e9e85310525bc1291
Manifest9960dc274e0ccb6eeddffc53e3cff9aabe521dbe003d2850ec5ac3556eca8a77

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
SignaturecG4dY1Q7kyiLv4Iv1St+1lyP810EGeCGLRTw6hwnmbt4h4poiBnHS7EMqlZk1ybCLH2U12DivovcwS/svwSCAA==
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

2026-09-17T11:03:12.117537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048994
observed f71975db69a4bcb39687e59a5defdb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:12.098229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048994/manifest.json
observed 9960dc274e0ccb6eeddffc53e3cff9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:12.080079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048994/publication.md
observed 612f7fb1a0a68f8fe0d1209cb4f4c435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:12.061710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048994/publication.txt
observed 0239d4f2e7e9de0d3970607b1ef7d78c...
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.