OpenTechnical

OT-2026-000057778

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000057778) never changes.

Identity and time

Publication numberOT-2026-000057778 · never reused
Internal UUID01a0ae88-6ed7-7832-99e2-ef1c7fd66f0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057778
StatusPUBLIC

Content hashes

Canonical text8a9547be316082beb65a67af510fe2ea239398b57d20c3f19ee36344b825f7cb
Markdown8039233987bb6958c09a9bec077b68e7902f45693ca7c6fd0d5c99521a070a1b
PDF
Publication page93f4558281cd9fcf5cfef7dde6392948927390c656fee29fc4c50e05004fb816
Manifest97d69d7784bf8635852124fbfb4185fa434fa041d8e0b4b49756dcde24a707e9

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
SignatureRLdmcDjtuSsW7N6LcGAIesDkThwjfkFZZ4Ax6HX+O5ymh2bSLaMpfrI780/z0rKzLyzObYaCuQOeAN9g1DNlDw==
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

2026-09-17T10:47:19.845160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057778
observed 93f4558281cd9fcf5cfef7dde6392948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:19.826024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057778/manifest.json
observed 97d69d7784bf8635852124fbfb4185fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:19.805850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057778/publication.md
observed 8039233987bb6958c09a9bec077b68e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:19.788505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057778/publication.txt
observed 8a9547be316082beb65a67af510fe2ea...
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.