OpenTechnical

OT-2026-000036401

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000036401) never changes.

Identity and time

Publication numberOT-2026-000036401 · never reused
Internal UUID01a0ae77-01d1-71aa-b594-2a13751278db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036401
StatusPUBLIC

Content hashes

Canonical text4963042a51d8ab0362f5c3b50d2b62b92bc414352fb58f0fb477a89883c3dfdb
Markdown011ece70734fc632c4d371ceaeb19e6f02ca09491788c8667ba5b7dee3d5ab4c
PDF
Publication page46d7ac8a522bf60311fff58ba7e7c1b5d4f504b79a68efd11c661ae261e8687c
Manifest48a9cc21af5ea40cbe3a4e87ed32a4d05cfba7409d5644c23af1636242d20eef

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
Signature3T6MbooOY1fybXOd2HOBx8ycY78j4ETNp62fvKom5mzR+kWKdPh9mSP821WqMrxP0y5NfT5IDEAjhBapMvbqBA==
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

2026-09-17T11:26:47.283353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036401
observed 46d7ac8a522bf60311fff58ba7e7c1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.265293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036401/manifest.json
observed 48a9cc21af5ea40cbe3a4e87ed32a4d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.246897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036401/publication.md
observed 011ece70734fc632c4d371ceaeb19e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.228937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036401/publication.txt
observed 4963042a51d8ab0362f5c3b50d2b62b9...
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.