OpenTechnical

OT-2026-000053465

Publication integrity record

Single cup vacuum gripper, common isolation valve, single 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-2026-000053465) never changes.

Identity and time

Publication numberOT-2026-000053465 · never reused
Internal UUID01a0ae85-0a90-7753-9e13-2d45033b70b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053465
StatusPUBLIC

Content hashes

Canonical text715d607e9fc261ed122f2b9bf4512844314341c99f154c058eb30671f4bfbc11
Markdown697a83c2ab23231c6358da44b4918b3c6c5f21d85b2a27fc62157f519787deda
PDF
Publication page1c25d37689960b8244bf4cfd2806f51fb501f212d7173e2c15fde8aa4ee129f9
Manifest5751f6255533108bae0416091b7c94365e97ec2e925626ca2ff89568360072cd

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
SignaturemNJWSPVuj6i5s2GKR1N/YgQSrnDngdiN4eIRmNWGL7E9nMvkLuYTTAP/mTSR7inplnqoPJBqs6VT0SatExeuDA==
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

2026-09-17T10:55:12.909740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053465
observed 1c25d37689960b8244bf4cfd2806f51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.892281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053465/manifest.json
observed 5751f6255533108bae0416091b7c9436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.874778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053465/publication.md
observed 697a83c2ab23231c6358da44b4918b3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.856886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053465/publication.txt
observed 715d607e9fc261ed122f2b9bf4512844...
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.