OpenTechnical

OT-2026-000011597

Publication integrity record

Single cup vacuum gripper, pump fed, sustained blow-off after set-down

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-2026-000011597) never changes.

Identity and time

Publication numberOT-2026-000011597 · never reused
Internal UUID01a0ae6c-8900-7672-a366-2cc59579d5c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011597
StatusPUBLIC

Content hashes

Canonical text6cab2492c9e8384e70356b4be768102658d9068cf08754408dcea5543b5011f7
Markdown84bae67cb5f38498a9022a1e080230a212b7726a803bb264dc638ebafa9ce30c
PDF
Publication page6b54e9544cc1eb4c0f81ff7c1b4829add67c849e3c4fb55489fc5b3ff5d4b23e
Manifesta14f47d320dd7b85752895c3e44ad878923d30fe5c2410683a80184b6bc53a0e

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
SignatureD3wHy6Fjj/ZTAGIgQgA3W38fwRCt2UWmLHQ2yLy8xDyRUZ0yEhYidl4pE9Y0abOjb/cfBSZeNo4jMm7oTOLiBg==
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

2026-09-17T12:13:30.081657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011597
observed 6b54e9544cc1eb4c0f81ff7c1b4829ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.063788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011597/manifest.json
observed a14f47d320dd7b85752895c3e44ad878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.043673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011597/publication.md
observed 84bae67cb5f38498a9022a1e080230a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.025395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011597/publication.txt
observed 6cab2492c9e8384e70356b4be7681026...
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.