OpenTechnical

OT-2026-000102843

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000102843) never changes.

Identity and time

Publication numberOT-2026-000102843 · never reused
Internal UUID01a0aea4-858c-7cb3-b1ec-aa26ecba21c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102843
StatusPUBLIC

Content hashes

Canonical textcdac22805bdca610ff90a41f132e19baa29f32f756146e3d1b7ec9cc6161d767
Markdown9bf21f488db1ff17456c2a4bc85571359944ddfbc9a0d5568b208537ee94e457
PDF
Publication page1aa3d8df42599401d04a79e38281fd299e0ed2f0638361df22bc3c3168f27a4e
Manifest4b44e98b586a4df24fca3972dbbe17f2e1f46e56fc2b17d75670826438b3e007

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
SignatureEg49RBJQiKjEYE4D9r2B4H7OoaDHTWdxl2+eLmafbis7CRaUd8CIqp0LKPzRvWpC/88MF2pHtdVR44epq9p+Cw==
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

2026-09-17T09:24:22.881154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102843
observed 1aa3d8df42599401d04a79e38281fd29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.862341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102843/manifest.json
observed 4b44e98b586a4df24fca3972dbbe17f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.844755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102843/publication.md
observed 9bf21f488db1ff17456c2a4bc8557135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.825758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102843/publication.txt
observed cdac22805bdca610ff90a41f132e19ba...
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.