OpenTechnical

OT-2026-000037509

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000037509) never changes.

Identity and time

Publication numberOT-2026-000037509 · never reused
Internal UUID01a0ae77-b8ce-70ec-a3a8-cf94274d89e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037509
StatusPUBLIC

Content hashes

Canonical text4d94e2c999cb88b10ed1dc1b6695aa57541104963b12a3e48271047f78508bf6
Markdowne02860b66579ec088ed5609e9907248aed1ca6b32164fd7bb2a80ceeee9619e1
PDF
Publication page44e57ef3bfe1e8662b7dff650c27ed0ffdc4609409a461357bc15ee92f24a92f
Manifest205e3e5931ab20fab1306861a0c16662ca75e01dd6bc6939e809f1e699da5774

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
SignatureYlohG1cex0ddEZldUdM/6NL9rFp/TDlf6/abVi8vfzyN/PyjqNze8GdZoqG0CHSSLoiXgVBR9pP+5uOHzak9BQ==
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

2026-09-17T11:23:57.474116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037509
observed 44e57ef3bfe1e8662b7dff650c27ed0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.456050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037509/manifest.json
observed 205e3e5931ab20fab1306861a0c16662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.438815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037509/publication.md
observed e02860b66579ec088ed5609e9907248a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.421658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037509/publication.txt
observed 4d94e2c999cb88b10ed1dc1b6695aa57...
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.