OpenTechnical

OT-2026-000054982

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000054982) never changes.

Identity and time

Publication numberOT-2026-000054982 · never reused
Internal UUID01a0ae86-5e80-7790-9b02-676db7d33c01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054982
StatusPUBLIC

Content hashes

Canonical text13b9882fb7801f4eb83ab17eb4f301fea1fe3d91da3853c37a402ccc30e7c423
Markdown986e7115b806fecd27f6a0b618ab64916618b82825950687ce4ec2cd21ce9b12
PDF
Publication pageb27c706c79c5278e768553f4e128ddd16beaebda2949ff480c7fad42e2db28ad
Manifest593d0cd71935682aeb34cbc5a89a66e3d1bcf2ad3c3000667d5ba4f2e9749cbc

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
Signatureem5XMnaLiksjnRR8GbQzQJxlIKc/3QpXUkRtVgA54M6BWA5n4lTp8o65RrR8mAOELdMwizxIubPWardh6oNvDQ==
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

2026-09-17T10:53:06.379702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054982
observed b27c706c79c5278e768553f4e128ddd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:06.363326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054982/manifest.json
observed 593d0cd71935682aeb34cbc5a89a66e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:06.346887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054982/publication.md
observed 986e7115b806fecd27f6a0b618ab6491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:06.329812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054982/publication.txt
observed 13b9882fb7801f4eb83ab17eb4f301fe...
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.