OpenTechnical

OT-2026-000060565

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000060565) never changes.

Identity and time

Publication numberOT-2026-000060565 · never reused
Internal UUID01a0ae8a-b7cc-706d-87e9-147a70566d5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060565
StatusPUBLIC

Content hashes

Canonical text14a80a5fc89d356f52a4c698a6837345892a56cbcb4f56a8718af49f94540856
Markdownbec8bdcf8198b87842d9e86ad577adbad73ea06a1a67454e051871426371aa9e
PDF
Publication pageb2543b33cb85c3602162ea73da795a953543777b4071fb869db414ecc2f15f27
Manifest0ea819bbc13e02c1e3f10a7a28b216429e876de2c6a19c153c401ee8dee18a73

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
SignatureSjFdr6k5bzM1T9hvviss+eQtedasGjZkJkbkqNJIVtD8ICjjVwW8vYiC0UXq0/d4mHRJ/gxixAa7RIyib6O3BA==
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

2026-09-17T10:43:10.826031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060565
observed b2543b33cb85c3602162ea73da795a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.808767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060565/manifest.json
observed 0ea819bbc13e02c1e3f10a7a28b21642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.791518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060565/publication.md
observed bec8bdcf8198b87842d9e86ad577adba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:10.772357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060565/publication.txt
observed 14a80a5fc89d356f52a4c698a6837345...
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.