OpenTechnical

OT-2026-000045702

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045702) never changes.

Identity and time

Publication numberOT-2026-000045702 · never reused
Internal UUID01a0ae7d-8f04-7348-ac0b-b14adf64de67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045702
StatusPUBLIC

Content hashes

Canonical text88b2771bf583c09174e71694a172a2fda3494ae84ae9c96add767f3331ec8bc3
Markdown8db03a8b6ae81972a2773d42ee4e7efc98049a4555e74a7dec87a5af7f632195
PDF
Publication pagea4c1ce23fa8f886d2a108e576855b6a425e06dd21fbe3b1f5bc31ece8353c2ac
Manifestdfb01ac974e8a0d73e6b54102715a4ebadf02c3ff4df156e0dd53e7bca6fb9ff

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
SignatureZyo5VG+xbsX18bsSVqvHKwTCfO0Ir2qq2KAUGL9X3WbB8s72GHuG9z5jRTqvQBM3H/HAHpbhqLsnTusr8Y5cDQ==
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

2026-09-17T11:09:30.557462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045702
observed a4c1ce23fa8f886d2a108e576855b6a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.538447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045702/manifest.json
observed dfb01ac974e8a0d73e6b54102715a4eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.518989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045702/publication.md
observed 8db03a8b6ae81972a2773d42ee4e7efc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.500047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045702/publication.txt
observed 88b2771bf583c09174e71694a172a2fd...
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.