OpenTechnical

OT-2026-000056867

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000056867) never changes.

Identity and time

Publication numberOT-2026-000056867 · never reused
Internal UUID01a0ae87-7af8-726e-8a58-f5e087ca8cf5 · 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-2026-000056867
StatusPUBLIC

Content hashes

Canonical text6fbf7b7e3f8d219f5cd361f1a030648e601adfdc19f3e50792c47b8872ff9ccd
Markdownda5605dfc2e979c2f8b480ffb4c370d64fb6dd6305e8404765e5c333df7e2b01
PDF
Publication page7d09d5b961af0e4f1c362279cde1270d1b3044d4e979c8e105f0e8e1b9b6d15a
Manifest1debfe6f978adb595d86b4739b92611725dd8bdf5e5343dad881231e2986120a

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
SignatureFzg27+YlZHptik4Wi3k5Xn4eHzdScjBWGQB4zgEO2WYfDQyNl/adyArAqSWE+CugiaEZTAFiGAFeHX6adLB4Ag==
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

2026-09-17T10:50:22.392955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056867
observed 7d09d5b961af0e4f1c362279cde1270d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.366258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056867/manifest.json
observed 1debfe6f978adb595d86b4739b926117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.345209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056867/publication.md
observed da5605dfc2e979c2f8b480ffb4c370d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:22.312837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056867/publication.txt
observed 6fbf7b7e3f8d219f5cd361f1a030648e...
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.