OpenTechnical

OT-2026-000058986

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000058986) never changes.

Identity and time

Publication numberOT-2026-000058986 · never reused
Internal UUID01a0ae89-47a0-7a50-bee3-cff6f9341c70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058986
StatusPUBLIC

Content hashes

Canonical text5082b67619d9d76ffd031fed5563301919e60fff337d2cd0e283695fb76d4674
Markdownf9f711445d71de42dfb1854583235dc813f122714020a65d1fcb4698c592dae0
PDF
Publication page7f3a0f2e2d2c40fd4b655f4924e1977ceaee19a02ef3fd808a4dc50dd57950a8
Manifestead5947c089d383d13c79e3cb4a7caa69010275d037befcc69490d692e33320a

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
SignatureR3jc4MSAPYf+vKMbpZvTQlcg9leGlPnej9wLQIon3ymcNNFb99agC4WFdKz8qFdHuVIlE+UvBJY5XZOn0TspCA==
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

2026-09-17T10:46:34.246827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058986
observed 7f3a0f2e2d2c40fd4b655f4924e1977c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.226616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058986/manifest.json
observed ead5947c089d383d13c79e3cb4a7caa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.207290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058986/publication.md
observed f9f711445d71de42dfb1854583235dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.187030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058986/publication.txt
observed 5082b67619d9d76ffd031fed55633019...
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.