OpenTechnical

OT-2026-000018537

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000018537) never changes.

Identity and time

Publication numberOT-2026-000018537 · never reused
Internal UUID01a0ae6e-b48a-7107-8008-93d038f1886c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018537
StatusPUBLIC

Content hashes

Canonical text35f3aa0f3a6ba99169990aa51b8b34f98d9adf08c5fac99bd5e2f1098ae59fcd
Markdown365fa10daa994a77dab63a0f9e0ce720521887197a7af5026eaea48dabf7b0f3
PDF
Publication pagec3d690b3c34ac60a60a0198eff51964309423e5515e9766fd51e77a73c06ff9a
Manifest40a40a10a573c6ee4352823d1ba0a6b5e3a809f4e848168d3ebf000979e5f144

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
Signaturea8QD1++1qF/csZmiena3sdXX5/epiDFsGkldge+AbBwuOACXA9haAvz7AeuH21lRjHpg7LXn+SnVGWceHYmNBQ==
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

2026-09-17T12:01:18.929995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018537
observed c3d690b3c34ac60a60a0198eff519643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:18.910665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018537/manifest.json
observed 40a40a10a573c6ee4352823d1ba0a6b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:18.891953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018537/publication.md
observed 365fa10daa994a77dab63a0f9e0ce720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:18.874459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018537/publication.txt
observed 35f3aa0f3a6ba99169990aa51b8b34f9...
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.