OpenTechnical

OT-2026-000057664

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000057664) never changes.

Identity and time

Publication numberOT-2026-000057664 · never reused
Internal UUID01a0ae88-2694-7e97-b79b-c6b5cc25973c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057664
StatusPUBLIC

Content hashes

Canonical text23adbb8d70ba6889ffd165374606f626d8d4a4733ff45f3f28fb487720a7b9a7
Markdown71de1c9ae29fb0514ce7dbe9da9bed8b2052fbe7c66d3f12951fb4574259d00d
PDF
Publication page861e709d453ed084f87501e6e5a8fe4640010e8e0f42d0a97295830c9c743772
Manifest0711040404ec9b3758520029c98e3d38038439988f76a32ade6e6ffe32605f9d

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
Signature0xXl06Bm3h5HJp5gzDQhC2p0DoDQfa2Gh4y/31eO6hHVxTknm9ahxIhpj4P0yERQLbbIr8jYp+jOqMOK9GwkBw==
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...

Independent retrieval

2026-09-17T10:48:14.025859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057664
observed 861e709d453ed084f87501e6e5a8fe46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:14.007616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057664/manifest.json
observed 0711040404ec9b3758520029c98e3d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.987421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057664/publication.md
observed 71de1c9ae29fb0514ce7dbe9da9bed8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.969686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057664/publication.txt
observed 23adbb8d70ba6889ffd165374606f626...
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.