OpenTechnical

OT-2026-000052789

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000052789) never changes.

Identity and time

Publication numberOT-2026-000052789 · never reused
Internal UUID01a0ae84-a42e-754a-bfdb-5bbc1f860e8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052789
StatusPUBLIC

Content hashes

Canonical text6d179be6562fc1fbbc0ec4ac3b265ff7ae7c3d9e649931983fe35a5422200c54
Markdown5c19d8406ef29323f52fa1c644a6ae2bf7ae2cf5cf171b761293f9ce248e0b88
PDF
Publication pagef7749bc85388968e6690b3ac344e312ad683bd9a654b416cf1dda33a7b2461e8
Manifest6da5b654daa7763a8d52bcbac79a6588e4c196498e367c052afd21dd72b140a3

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
Signaturejv+apL6TU7qjdvWlTrpEzVCiAVaTTCFBQh2tcT9JYHIAZ8vYqVtJyj6yklD3iRuZKY2is8Lyzpt4+lKKIODNBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:48.144756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052789
observed f7749bc85388968e6690b3ac344e312a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:48.126691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052789/manifest.json
observed 6da5b654daa7763a8d52bcbac79a6588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:48.108026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052789/publication.md
observed 5c19d8406ef29323f52fa1c644a6ae2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:48.089694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052789/publication.txt
observed 6d179be6562fc1fbbc0ec4ac3b265ff7...
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.