OpenTechnical

OT-2026-000053783

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000053783) never changes.

Identity and time

Publication numberOT-2026-000053783 · never reused
Internal UUID01a0ae85-735d-710f-912d-4b2a1ca0df07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053783
StatusPUBLIC

Content hashes

Canonical text04e2b8f36dda2a88d9cfda67ae9d87d33c72fd53844e668c9dfa44de586f795a
Markdown0ef497c072f5267c0bf61a229e8f2a82af0411f53e50e001e3dd7fc5b8ada21e
PDF
Publication page2366065024da0d7e146434def616034935d99a3ee6d19382fe601909fba9ebae
Manifestb108d596885507813753b7bdb2c58fcbd8e3a4fdb6c5bdf27912c13f197fa17a

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
Signature2qFRWGpGQO42CcmDfjFvL5hjVyXU6FI8NpM3GyFsfRHfJ3m6zJFCvsKzZ+4QClDY+CvDh3/bqaViP6yyTbi7Dw==
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

2026-09-17T08:40:27.725729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053783
observed 2366065024da0d7e146434def6160349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.582124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053783/manifest.json
observed b108d596885507813753b7bdb2c58fcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.563922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053783/publication.md
observed 0ef497c072f5267c0bf61a229e8f2a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:27.539645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053783/publication.txt
observed 04e2b8f36dda2a88d9cfda67ae9d87d3...
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.