OpenTechnical

OT-2026-000058776

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000058776) never changes.

Identity and time

Publication numberOT-2026-000058776 · never reused
Internal UUID01a0ae89-479c-76e9-af76-f64deaedef5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058776
StatusPUBLIC

Content hashes

Canonical textbedbfeb8cb137bef42aa44ff83de3045c7b75448b3639bbc0086b18ae9a2b00e
Markdown0ed8f4e8f7e5e1103d14aedb36a385c35aad5d563d1db182cb21bb915fcf1d32
PDF
Publication pagea19f66c22b0f74ee33a9ca814492f7c129c1ae0cf9f6a280e1e5b7c405f4c047
Manifest636714041720e3f1fff923f83af100b476392c4ae9d1c7e6e6be5f044dba8c1f

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
SignaturegTsoI263U8NWxZn5KElUT+I/MHKarJk79n4Rx2ZPX5sVhCctctAwYWU6oKjjM4k26i0NGyF7mTugyrUtQ7osAw==
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

2026-09-17T10:46:17.484361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058776
observed a19f66c22b0f74ee33a9ca814492f7c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.442445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058776/manifest.json
observed 636714041720e3f1fff923f83af100b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.423003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058776/publication.md
observed 0ed8f4e8f7e5e1103d14aedb36a385c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.382675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058776/publication.txt
observed bedbfeb8cb137bef42aa44ff83de3045...
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.