OpenTechnical

OT-2026-000061565

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000061565) never changes.

Identity and time

Publication numberOT-2026-000061565 · never reused
Internal UUID01a0ae8b-7b44-7d46-ad98-ef4ba2354760 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061565
StatusPUBLIC

Content hashes

Canonical textc5e873e7272774c9b38fc84eb951408bfa486f298932d9272339df2e47e5c662
Markdownd13b4bcaca2e20f77201876951fb4bba2289efc32bafb118d68b666881ead135
PDF
Publication page7a47ee20a5a320e59ae6d1a119d9f11031b3a98477c13c7f9b2e427552cdbcfc
Manifest9bd227fea88f29c01336c95ba5a69d93b47caf5c56687dabd80faa618acc3ef1

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
Signature2K9IPxRDCiAXRCGv2vq/aFKZ0ZQoAlaMkNdE2PJLTo6TL0Ma4c+StJYHohdF5/NCDfrpO0cxjRquNFwUgCdsDA==
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

2026-09-17T10:41:28.867282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061565
observed 7a47ee20a5a320e59ae6d1a119d9f110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.847103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061565/manifest.json
observed 9bd227fea88f29c01336c95ba5a69d93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.824540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061565/publication.md
observed d13b4bcaca2e20f77201876951fb4bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.802118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061565/publication.txt
observed c5e873e7272774c9b38fc84eb951408b...
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.