OpenTechnical

OT-2026-000057733

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000057733) never changes.

Identity and time

Publication numberOT-2026-000057733 · never reused
Internal UUID01a0ae88-2695-7060-9318-b0a1ff0cc903 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057733
StatusPUBLIC

Content hashes

Canonical texte17df1e1b46213d8dad78614ac611cbaa29a4f90764c40b984f2732ea48290d3
Markdownae87381308796ef595e575a4ad2d6e5a385d85f4731b30ecdf2c34765767f6df
PDF
Publication page9917b88d59fa834b9653f527843fc8a738aa4b193158ce16f40fe53d84a2d3fc
Manifest64285143c5e6365cf63d5207cce78c93c1520ce4a14d66946bbae3258ca9b705

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
SignaturejvfB5M3vv117w3ft3sRdMMFOj2s6aE0Zv+hs9lx/nLJVaYM5ZDO2F9k1JcupHQ4nkO6A+yakbQD1IiP+rlTACQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:24.448749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057733
observed 9917b88d59fa834b9653f527843fc8a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:24.431572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057733/manifest.json
observed 64285143c5e6365cf63d5207cce78c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:24.413759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057733/publication.md
observed ae87381308796ef595e575a4ad2d6e5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:24.396239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057733/publication.txt
observed e17df1e1b46213d8dad78614ac611cba...
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.