OpenTechnical

OT-2026-000032510

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000032510) never changes.

Identity and time

Publication numberOT-2026-000032510 · never reused
Internal UUID01a0ae75-106f-7ed6-b5d4-e673eb792ad7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032510
StatusPUBLIC

Content hashes

Canonical text75f3c87d95d93448c8a03f438cc6a20a411927a4e11c8c040e6793f045bf75a8
Markdown08021c12dbd96c846bc0732d362e35d4b89ed9050baf3f3c1538827393e31f3b
PDF
Publication page36df358313c8d0d90c471e6f5da25e1b0fa04089407a264c77ffdfc29d8d0cdf
Manifest6dd7dfec4c3db91cfa6fd9976d07402ed21df587aa927ce0fdde10a374625ec0

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
SignatureV30hOuivlWglFHolrCe30F8NFOSov8G06PZsspKk/skiMNyh0K6pV0fqVyI2Px/liCapvq0+PxzYKNhk1rPVAQ==
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

2026-09-17T11:33:57.177196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032510
observed 36df358313c8d0d90c471e6f5da25e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.159157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032510/manifest.json
observed 6dd7dfec4c3db91cfa6fd9976d07402e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.142708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032510/publication.md
observed 08021c12dbd96c846bc0732d362e35d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.124549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032510/publication.txt
observed 75f3c87d95d93448c8a03f438cc6a20a...
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.