OpenTechnical

OT-2026-000056937

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000056937) never changes.

Identity and time

Publication numberOT-2026-000056937 · never reused
Internal UUID01a0ae87-7af9-7eea-8b2c-1ce2fdf0ed8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056937
StatusPUBLIC

Content hashes

Canonical textf906f487399f5e9f5601119dfbb72a188400878c21e2e65d86635da55079f642
Markdownd8d7300bdb50f8bc583ecda16b190e8068670bdbd27b23519f783abe31d8e166
PDF
Publication page37d736e04a7dbdad8faa55192b3d1fc6513bcea09ace2526e97e47cf6fc99fb6
Manifest0f11450a00c7d2f783693eb389474331f3c1dd265c82df6a932f924c1bcfd8f2

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
SignatureuLTYpRYDMksVTKsvAOIn0hsLRfUwUb8XElhUCvDvQ28XAwIBG/JhdBoXrSBID5BhTPPC8f8sSn9TyiruKON8Cg==
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

2026-09-17T10:50:29.243979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056937
observed 37d736e04a7dbdad8faa55192b3d1fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.223778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056937/manifest.json
observed 0f11450a00c7d2f783693eb389474331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.205595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056937/publication.md
observed d8d7300bdb50f8bc583ecda16b190e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.187385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056937/publication.txt
observed f906f487399f5e9f5601119dfbb72a18...
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.