OpenTechnical

OT-2026-000032758

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000032758) never changes.

Identity and time

Publication numberOT-2026-000032758 · never reused
Internal UUID01a0ae75-1071-7416-a6cc-be71ce41193e · 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-2026-000032758
StatusPUBLIC

Content hashes

Canonical textcb3543a224b6c6728d976944ed245346b3d54e9e5adcecc34834fba941f41e4f
Markdown76c35e5b3b9fda612b9c3b5d747550031e008708c57d50bf50e27caa81405e4d
PDF
Publication page59ead2dba2a16ab7c368a6a91a69c04d06d01e87022400d82fef5de7a4fa3a2c
Manifestb80074794d339f56c8384afbdf6e28f412127767c30ecf2c85b4846dc1f594a5

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
Signature/Xb+60ml/EU80dB7Fu5EzxAbeYAJPEz/CT7aMvmexSsvlPTCf8X1xU2iMiRlBN3TVVSXUkF3vswNRWeYAqJFCw==
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

2026-09-17T11:34:23.149499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032758
observed 59ead2dba2a16ab7c368a6a91a69c04d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.130947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032758/manifest.json
observed b80074794d339f56c8384afbdf6e28f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.112591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032758/publication.md
observed 76c35e5b3b9fda612b9c3b5d74755003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.092479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032758/publication.txt
observed cb3543a224b6c6728d976944ed245346...
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.