OpenTechnical

OT-2026-000056856

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off 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-2026-000056856) never changes.

Identity and time

Publication numberOT-2026-000056856 · never reused
Internal UUID01a0ae87-7af8-7aa3-90ab-a70799c63ac7 · 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-2026-000056856
StatusPUBLIC

Content hashes

Canonical text763ff901774538092713d67fb53c2009664f075217bd5379034f6e4a03e21f67
Markdownbbee9d75acf629a4beff417d0967bd85de8139b672ea03fe4ee0981d0f91f8f5
PDF
Publication pagec8d1852310bbd025d11c8b5bbb24213bc947ff03beefb058207b45b7957177b2
Manifest18289af674ab720f5c147718952eb3863c31d50596d7833e4d4cf1b2100e2f11

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
SignatureNFIzLxgzgf0u8O+f3T9JhI4L/yuyz62uiGtouwJDhr1c5OIzNY3IStLZBAq2OAOXSqFce1TImhtll+OU0L6wDg==
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

2026-09-17T10:50:21.508721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056856
observed c8d1852310bbd025d11c8b5bbb24213b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.493146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056856/manifest.json
observed 18289af674ab720f5c147718952eb386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.475122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056856/publication.md
observed bbee9d75acf629a4beff417d0967bd85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.457235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056856/publication.txt
observed 763ff901774538092713d67fb53c2009...
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.