OpenTechnical

OT-2026-000065470

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000065470) never changes.

Identity and time

Publication numberOT-2026-000065470 · never reused
Internal UUID01a0ae8e-46f9-7694-8ff5-06d148366007 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065470
StatusPUBLIC

Content hashes

Canonical textc75c220c7282f3284c12b0a1a6ac46fa8b38aa5ff952873e55db21a4513389e8
Markdown82b78b95676676cd91a6976d2364dc6163ee26d0f2f37ee7e2f105dbd77d1484
PDF
Publication pagede41acffd2342ad498960a63abe3b3b3b3f0b6a4048b97f932e1687809c05a04
Manifest0f712b10fd1234481c0b490b65656481a98f0edc8250a5e8dca5de188b4c3149

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
Signaturegx7ERGQ/Vsc/D0V5nwiGnqhRNMruhu4N8+oJVS1YhFkrIiVkI1d/ttPgqaJFMnpR57GV8nyj1cYr/92Mv3dPAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:45.053011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065470
observed de41acffd2342ad498960a63abe3b3b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:45.032516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065470/manifest.json
observed 0f712b10fd1234481c0b490b65656481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:45.015215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065470/publication.md
observed 82b78b95676676cd91a6976d2364dc61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.997596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065470/publication.txt
observed c75c220c7282f3284c12b0a1a6ac46fa...
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.