OpenTechnical

OT-2026-000053949

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented before set-down

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-2026-000053949) never changes.

Identity and time

Publication numberOT-2026-000053949 · never reused
Internal UUID01a0ae85-b3a6-73c7-ab5f-9cbf8f4e6c89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053949
StatusPUBLIC

Content hashes

Canonical textc6f43955084c6b363102fdd4f78ed9215b24d46a28dbac112ee1e51bc4bd07bf
Markdownf20c78671f5c72785e29ce1519992e4a9bdac5b051f2b985527003f10d5a4c9b
PDF
Publication paged504722f01c3716bb81ce4cbaec89693b83d5940cf156c5bacb0816662acefe1
Manifest8e337acf25ca71bcfd19dbe5cbed15f1ef3eb057466757e1099ded78929a3633

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
Signature5JxK+K1tdV5zxNQZTKiis9IQ02ibuJ37LycaTca6SLVwiArx5iBFnTrZBeCAdppVX9Qfuq1UWGF9Y/7LVAr6DA==
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

2026-09-17T10:54:11.937882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053949
observed d504722f01c3716bb81ce4cbaec89693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:11.918321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053949/manifest.json
observed 8e337acf25ca71bcfd19dbe5cbed15f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:11.898455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053949/publication.md
observed f20c78671f5c72785e29ce1519992e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:11.879738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053949/publication.txt
observed c6f43955084c6b363102fdd4f78ed921...
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.