OpenTechnical

OT-2026-000014213

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000014213) never changes.

Identity and time

Publication numberOT-2026-000014213 · never reused
Internal UUID01a0ae6d-b279-72f1-a299-0d028e9a3b15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014213
StatusPUBLIC

Content hashes

Canonical textae594f2048662700cfb2b13c98d7b6d66cd9a4acd6ab76eb1bfcdd4efe084fa7
Markdown22c602dacaf013be659b6142c443fdca3c9a2dd87401dadfa674b97f07ca7f65
PDF
Publication page0a36e2e3f0c6509ca6be5ccad99ccc714c004a8815f35ce59c77340fab7a5c04
Manifest797ee33d2f064fccab908bbf29a446e5d1c7c1e08b687cb1e2b9c259327b4108

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
SignatureHeufyLfRmXH45ezlgG44uZMfemAFPjFk8rw87/9aERlETHtb/hmIjb2v/0EAtAkexK0WWwDPVlIYy44NVBSCCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:19.202775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014213
observed 0a36e2e3f0c6509ca6be5ccad99ccc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:19.183283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014213/manifest.json
observed 797ee33d2f064fccab908bbf29a446e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:19.166018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014213/publication.md
observed 22c602dacaf013be659b6142c443fdca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:19.147172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014213/publication.txt
observed ae594f2048662700cfb2b13c98d7b6d6...
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.