OpenTechnical

OT-2026-000101484

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101484) never changes.

Identity and time

Publication numberOT-2026-000101484 · never reused
Internal UUID01a0aea4-0e14-78c1-8541-465c8bf18994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101484
StatusPUBLIC

Content hashes

Canonical text6783b43b519444e8c124e7305780381d682d0c13d263cf4115358409204cf1de
Markdownc9b8cacdc0a0abf8442bd22eea56b6d38367be250076821fd805e552b9299ec8
PDF
Publication page94064f91e448ac27cc296c33dbbb15587ba4944876851e89d55285f0c813490c
Manifestbcb67d5a62d26d15465cd3e5f705ecaab6ac443e79b9ab23779141a1e186c509

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
SignatureS1vgbN4gTZx7WV6TLgFMfMyuqEEx6BtxGZd3VcN63KHI40VhUD0UHDlse7kZwJXuJeS8Cbd1DxEvhLNlb3Q4Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:04.320727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101484
observed 94064f91e448ac27cc296c33dbbb1558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.301411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101484/manifest.json
observed bcb67d5a62d26d15465cd3e5f705ecaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.283748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101484/publication.md
observed c9b8cacdc0a0abf8442bd22eea56b6d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.263349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101484/publication.txt
observed 6783b43b519444e8c124e7305780381d...
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.