OpenTechnical

OT-2026-000009179

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, sustained blow-off 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-2026-000009179) never changes.

Identity and time

Publication numberOT-2026-000009179 · never reused
Internal UUID01a0ae6b-31b9-7bd1-89b4-1c1f79d967fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009179
StatusPUBLIC

Content hashes

Canonical text1c9aa89d2a333bc3a1367b77d0cf5a5fbb45d7be59e45ac6190d01a9311102d7
Markdowncfc24cd34b83aa8f134486095b22b37f19f4675a1ddf203e1b4a330b172ba13a
PDF
Publication page17ae3f773deabcda1975236dcf3685c251eea17f328ae701a8214a5fe367d6c7
Manifesta2e84a0a1e2a2385d966df9bedbf8c3adbaa8391a06d993020516477e59b2607

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
Signaturek2sIjanCJyxLpeiJ+Jcn5ztZ3ymHbS3LfddFGftYAoeBbgOtwRY7LpWfywXF8AaBpmB8t99qastVrWJ2/vV2Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:53.371885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009179
observed 17ae3f773deabcda1975236dcf3685c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.353429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009179/manifest.json
observed a2e84a0a1e2a2385d966df9bedbf8c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.335004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009179/publication.md
observed cfc24cd34b83aa8f134486095b22b37f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.315663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009179/publication.txt
observed 1c9aa89d2a333bc3a1367b77d0cf5a5f...
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.