OpenTechnical

OT-2026-000048944

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000048944) never changes.

Identity and time

Publication numberOT-2026-000048944 · never reused
Internal UUID01a0ae81-134c-7ba3-9c89-ef39fc383ce8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048944
StatusPUBLIC

Content hashes

Canonical textd61e59af01a2bc9e3f27b00d17fa41bfc4f2c6737ca676f9a20e2ad5fd3a6ed1
Markdownd32b50a173c74a626025e6f1bdcc500f52bef7ca9a7ce20329bc9d5429463952
PDF
Publication page6ee060d0d559a3edff93d1a0949e1655eb55f1caa2b1d860c28de0e2736c416a
Manifestd7c1c7628a01d6d9ecebd7e732a7dc43c491c4ebaa0a791ae8efab63302336b2

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
SignatureOYULf3N1nseP/R3NWMipy8fI+F6bP5hOOvcb+CmdZ9mBIm0Eod7LA4y/rIohh7ka5opvenv90oSle2HSiA4KBw==
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

2026-09-17T11:03:07.796285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048944
observed 6ee060d0d559a3edff93d1a0949e1655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.775643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048944/manifest.json
observed d7c1c7628a01d6d9ecebd7e732a7dc43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.754964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048944/publication.md
observed d32b50a173c74a626025e6f1bdcc500f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.734638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048944/publication.txt
observed d61e59af01a2bc9e3f27b00d17fa41bf...
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.