OpenTechnical

OT-2026-000032498

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, pulsed 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-2026-000032498) never changes.

Identity and time

Publication numberOT-2026-000032498 · never reused
Internal UUID01a0ae75-106f-786a-88d4-31897fd5036a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032498
StatusPUBLIC

Content hashes

Canonical text12803f28e7e445cfcd0af335bf9553d2be4862d68d2464bbe9920d612fe9ad55
Markdown1479037bddbcf7a3d0a06c55a1bf7cb1c61493716594f64434d916eafc42d12e
PDF
Publication page2f7d2ed5a4ee1799bcc1f6509dacf60e3942eb389f5ea074952c12d5f05d538e
Manifestb8f1f1f15ec17c8608a351d7fdfba394a86e2448364b8991de60581e0d4c9b08

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
Signaturej87HQxP3Se5E927DtSUndMK9mM2fnDPIwNaOQnGWDhQPX95V14oiGyordJZ1qgJildu+LOlH+f7kZk44vGpfBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:33:56.303897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032498
observed 2f7d2ed5a4ee1799bcc1f6509dacf60e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.283585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032498/manifest.json
observed b8f1f1f15ec17c8608a351d7fdfba394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.266636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032498/publication.md
observed 1479037bddbcf7a3d0a06c55a1bf7cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.246814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032498/publication.txt
observed 12803f28e7e445cfcd0af335bf9553d2...
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.