OpenTechnical

OT-2026-000053095

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000053095) never changes.

Identity and time

Publication numberOT-2026-000053095 · never reused
Internal UUID01a0ae84-a431-77a6-82ac-c90c0082204c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053095
StatusPUBLIC

Content hashes

Canonical texte8ec00821492d23d285484ee978d5ce0b8356790af0196ee127fb944fc183f42
Markdowned341299304d9e4955cfda9f14022ab8f9867a8996dd627956d5dba31a3ec431
PDF
Publication page0fce626c12a58be1a494e6efd4552e871729d188d5513e225bd56ff5b6025b98
Manifest71416c5c9ee55b2cd60c3b2afe42f58f1a56512b4e09bc93e3c47e2f92851a96

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
SignatureWx1nQD4uWCyV/Tc90MErNtT7fo5QwZFAiSTLr2m4fmZp4GRsJCEJ3wxEofKRNDvWlSnjR825c3oaLTNlGOJQDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:49.083851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053095
observed 0fce626c12a58be1a494e6efd4552e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.067672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053095/manifest.json
observed 71416c5c9ee55b2cd60c3b2afe42f58f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.048374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053095/publication.md
observed ed341299304d9e4955cfda9f14022ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:49.031641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053095/publication.txt
observed e8ec00821492d23d285484ee978d5ce0...
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.