OpenTechnical

OT-2026-000079972

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000079972) never changes.

Identity and time

Publication numberOT-2026-000079972 · never reused
Internal UUID01a0ae96-4377-7cf2-83e6-4c42eba7b7c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079972
StatusPUBLIC

Content hashes

Canonical texta618abb28f8517b85ce7fedfab9e0afc23d5220d6e8b2b6dac6440d54f00a19a
Markdownefb578519d659c94a508ce5f110b7ae5ff1a27a4da276198a0cd7337a577e1c8
PDF
Publication page8ead32615e2a9311aac2f5eb8472024af9b7ca8619bf8603c9e0c22aeda3e8c5
Manifest5d3ef6f0767a9dab23048b483e33b1a2e540b71ce28fe7107916ed8e60916b6b

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
SignatureTHhgBVhzsl+HgbLLV/Gurs0L/gR3VDeRblRxz+yl+sFikV2DMdAz91u3MdGyBA+ifRHNCnwNDFSH3Ve310PyDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:53.245349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079972
observed 8ead32615e2a9311aac2f5eb8472024a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.214169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079972/manifest.json
observed 5d3ef6f0767a9dab23048b483e33b1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.196496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079972/publication.md
observed efb578519d659c94a508ce5f110b7ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:53.178923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079972/publication.txt
observed a618abb28f8517b85ce7fedfab9e0afc...
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.