OpenTechnical

OT-2026-000055086

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000055086) never changes.

Identity and time

Publication numberOT-2026-000055086 · never reused
Internal UUID01a0ae86-5e81-72e5-9326-714d174d9931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055086
StatusPUBLIC

Content hashes

Canonical textb96625e8d90c3c3c3951b8fed103bf3f7b29d9ed67354b381a683ef14b60133c
Markdown2ddd1fb3de45113af6fe966fbf2429922638cf00879901d87303e9e0f23a0fe5
PDF
Publication pagea212276bf8c183641fb39d2b72a81a1399a742d43ce4f6eb1dbf52564e7f4b68
Manifest2a6ef8ab87e994edc4bff21c788e244ef3d2fea40bcd186370de2af960f14482

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
SignaturexQZpaqUln8nXNARG+jLextFupAPxiMiY2BThgJFGliHjJAT1HjlQViZhY6XdwKJhRv+CqeKkCb3dCCdeTfRJAw==
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

2026-09-17T10:53:14.571237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055086
observed a212276bf8c183641fb39d2b72a81a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:14.549459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055086/manifest.json
observed 2a6ef8ab87e994edc4bff21c788e244e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:14.531960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055086/publication.md
observed 2ddd1fb3de45113af6fe966fbf242992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:14.515272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055086/publication.txt
observed b96625e8d90c3c3c3951b8fed103bf3f...
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.